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Finding the Fourth Proportional to 61,451.94, 92,177.91 and 35,138.23

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Solution

The fourth proportional to 61,451.94, 92,177.91 and 35,138.23 is: 52,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,451.94 : 92,177.91 = 35,138.23 : x
  2. Step 2: Convert to fraction form
    61,451.94/92,177.91 = 35,138.23/x
  3. Step 3: Cross multiply
    61,451.94x = 92,177.91 × 35,138.23
  4. Step 4: Simplify right side
    61,451.94x = 3,238,968,602.50
  5. Step 5: Solve for x
    x = 3,238,968,602.50/61,451.94
  6. Step 6: Final answer
    x = 52,707.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.