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Finding the Fourth Proportional to 61,406.90, 92,110.35 and 35,114.30

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Solution

The fourth proportional to 61,406.90, 92,110.35 and 35,114.30 is: 52,671.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,406.90 : 92,110.35 = 35,114.30 : x
  2. Step 2: Convert to fraction form
    61,406.90/92,110.35 = 35,114.30/x
  3. Step 3: Cross multiply
    61,406.90x = 92,110.35 × 35,114.30
  4. Step 4: Simplify right side
    61,406.90x = 3,234,390,463.01
  5. Step 5: Solve for x
    x = 3,234,390,463.01/61,406.90
  6. Step 6: Final answer
    x = 52,671.45

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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.