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Finding the Fourth Proportional to 61,847.96, 85,349.22 and 33,553.40

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Solution

The fourth proportional to 61,847.96, 85,349.22 and 33,553.40 is: 46,303.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,847.96 : 85,349.22 = 33,553.40 : x
  2. Step 2: Convert to fraction form
    61,847.96/85,349.22 = 33,553.40/x
  3. Step 3: Cross multiply
    61,847.96x = 85,349.22 × 33,553.40
  4. Step 4: Simplify right side
    61,847.96x = 2,863,756,518.35
  5. Step 5: Solve for x
    x = 2,863,756,518.35/61,847.96
  6. Step 6: Final answer
    x = 46,303.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.