Home / 103,695,096.96-143,103,326.40-59,642,025.12

Finding the Fourth Proportional to 103,695,096.96, 143,103,326.40 and 59,642,025.12

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Solution

The fourth proportional to 103,695,096.96, 143,103,326.40 and 59,642,025.12 is: 82,308,348.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695,096.96 : 143,103,326.40 = 59,642,025.12 : x
  2. Step 2: Convert to fraction form
    103,695,096.96/143,103,326.40 = 59,642,025.12/x
  3. Step 3: Cross multiply
    103,695,096.96x = 143,103,326.40 × 59,642,025.12
  4. Step 4: Simplify right side
    103,695,096.96x = 8,534,972,187,904,359
  5. Step 5: Solve for x
    x = 8,534,972,187,904,359/103,695,096.96
  6. Step 6: Final answer
    x = 82,308,348.59

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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.