Home / 124,956.61-172,385.35-73,247.50

Finding the Fourth Proportional to 124,956.61, 172,385.35 and 73,247.50

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Solution

The fourth proportional to 124,956.61, 172,385.35 and 73,247.50 is: 101,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,956.61 : 172,385.35 = 73,247.50 : x
  2. Step 2: Convert to fraction form
    124,956.61/172,385.35 = 73,247.50/x
  3. Step 3: Cross multiply
    124,956.61x = 172,385.35 × 73,247.50
  4. Step 4: Simplify right side
    124,956.61x = 12,626,795,924.13
  5. Step 5: Solve for x
    x = 12,626,795,924.13/124,956.61
  6. Step 6: Final answer
    x = 101,049.44

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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.