Home / 71,459,038.32-98,613,521.52-40,092,757.32

Finding the Fourth Proportional to 71,459,038.32, 98,613,521.52 and 40,092,757.32

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Solution

The fourth proportional to 71,459,038.32, 98,613,521.52 and 40,092,757.32 is: 55,328,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,459,038.32 : 98,613,521.52 = 40,092,757.32 : x
  2. Step 2: Convert to fraction form
    71,459,038.32/98,613,521.52 = 40,092,757.32/x
  3. Step 3: Cross multiply
    71,459,038.32x = 98,613,521.52 × 40,092,757.32
  4. Step 4: Simplify right side
    71,459,038.32x = 3,953,687,986,771,957.50
  5. Step 5: Solve for x
    x = 3,953,687,986,771,957.50/71,459,038.32
  6. Step 6: Final answer
    x = 55,328,032.39

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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.