Home / 124,924.13-172,478.45-73,953.26

Finding the Fourth Proportional to 124,924.13, 172,478.45 and 73,953.26

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Solution

The fourth proportional to 124,924.13, 172,478.45 and 73,953.26 is: 102,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.13 : 172,478.45 = 73,953.26 : x
  2. Step 2: Convert to fraction form
    124,924.13/172,478.45 = 73,953.26/x
  3. Step 3: Cross multiply
    124,924.13x = 172,478.45 × 73,953.26
  4. Step 4: Simplify right side
    124,924.13x = 12,755,342,979.74
  5. Step 5: Solve for x
    x = 12,755,342,979.74/124,924.13
  6. Step 6: Final answer
    x = 102,104.72

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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.