Home / 37,781.91-52,120.67-29,340.09

Finding the Fourth Proportional to 37,781.91, 52,120.67 and 29,340.09

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Solution

The fourth proportional to 37,781.91, 52,120.67 and 29,340.09 is: 40,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,781.91 : 52,120.67 = 29,340.09 : x
  2. Step 2: Convert to fraction form
    37,781.91/52,120.67 = 29,340.09/x
  3. Step 3: Cross multiply
    37,781.91x = 52,120.67 × 29,340.09
  4. Step 4: Simplify right side
    37,781.91x = 1,529,225,001.96
  5. Step 5: Solve for x
    x = 1,529,225,001.96/37,781.91
  6. Step 6: Final answer
    x = 40,475.06

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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.