Home / 52,181.60-72,010.62-29,520.14

Finding the Fourth Proportional to 52,181.60, 72,010.62 and 29,520.14

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Solution

The fourth proportional to 52,181.60, 72,010.62 and 29,520.14 is: 40,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,181.60 : 72,010.62 = 29,520.14 : x
  2. Step 2: Convert to fraction form
    52,181.60/72,010.62 = 29,520.14/x
  3. Step 3: Cross multiply
    52,181.60x = 72,010.62 × 29,520.14
  4. Step 4: Simplify right side
    52,181.60x = 2,125,763,223.83
  5. Step 5: Solve for x
    x = 2,125,763,223.83/52,181.60
  6. Step 6: Final answer
    x = 40,737.80

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Double scale
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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.