Home / 104,575.24-156,775.24-72,892.36

Finding the Fourth Proportional to 104,575.24, 156,775.24 and 72,892.36

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Solution

The fourth proportional to 104,575.24, 156,775.24 and 72,892.36 is: 109,277.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,575.24 : 156,775.24 = 72,892.36 : x
  2. Step 2: Convert to fraction form
    104,575.24/156,775.24 = 72,892.36/x
  3. Step 3: Cross multiply
    104,575.24x = 156,775.24 × 72,892.36
  4. Step 4: Simplify right side
    104,575.24x = 11,427,717,233.17
  5. Step 5: Solve for x
    x = 11,427,717,233.17/104,575.24
  6. Step 6: Final answer
    x = 109,277.47

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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.