Home / 124,002.60-171,148.26-73,691.88

Finding the Fourth Proportional to 124,002.60, 171,148.26 and 73,691.88

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Solution

The fourth proportional to 124,002.60, 171,148.26 and 73,691.88 is: 101,709.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,002.60 : 171,148.26 = 73,691.88 : x
  2. Step 2: Convert to fraction form
    124,002.60/171,148.26 = 73,691.88/x
  3. Step 3: Cross multiply
    124,002.60x = 171,148.26 × 73,691.88
  4. Step 4: Simplify right side
    124,002.60x = 12,612,237,038.13
  5. Step 5: Solve for x
    x = 12,612,237,038.13/124,002.60
  6. Step 6: Final answer
    x = 101,709.46

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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.