Home / 541,688.73-812,531.07-162,607.83

Finding the Fourth Proportional to 541,688.73, 812,531.07 and 162,607.83

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Solution

The fourth proportional to 541,688.73, 812,531.07 and 162,607.83 is: 243,911.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,688.73 : 812,531.07 = 162,607.83 : x
  2. Step 2: Convert to fraction form
    541,688.73/812,531.07 = 162,607.83/x
  3. Step 3: Cross multiply
    541,688.73x = 812,531.07 × 162,607.83
  4. Step 4: Simplify right side
    541,688.73x = 132,123,914,100.28
  5. Step 5: Solve for x
    x = 132,123,914,100.28/541,688.73
  6. Step 6: Final answer
    x = 243,911.14

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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.