Home / 124,924.50-172,478.97-73,953.63

Finding the Fourth Proportional to 124,924.50, 172,478.97 and 73,953.63

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Solution

The fourth proportional to 124,924.50, 172,478.97 and 73,953.63 is: 102,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.50 : 172,478.97 = 73,953.63 : x
  2. Step 2: Convert to fraction form
    124,924.50/172,478.97 = 73,953.63/x
  3. Step 3: Cross multiply
    124,924.50x = 172,478.97 × 73,953.63
  4. Step 4: Simplify right side
    124,924.50x = 12,755,445,930.16
  5. Step 5: Solve for x
    x = 12,755,445,930.16/124,924.50
  6. Step 6: Final answer
    x = 102,105.24

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1.5x scale

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.