Home / 124,818.97-172,250.18-68,230.35

Finding the Fourth Proportional to 124,818.97, 172,250.18 and 68,230.35

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Solution

The fourth proportional to 124,818.97, 172,250.18 and 68,230.35 is: 94,157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,818.97 : 172,250.18 = 68,230.35 : x
  2. Step 2: Convert to fraction form
    124,818.97/172,250.18 = 68,230.35/x
  3. Step 3: Cross multiply
    124,818.97x = 172,250.18 × 68,230.35
  4. Step 4: Simplify right side
    124,818.97x = 11,752,688,866.56
  5. Step 5: Solve for x
    x = 11,752,688,866.56/124,818.97
  6. Step 6: Final answer
    x = 94,157.87

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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.