Home / 124,800.92-187,010.90-74,100.12

Finding the Fourth Proportional to 124,800.92, 187,010.90 and 74,100.12

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Solution

The fourth proportional to 124,800.92, 187,010.90 and 74,100.12 is: 111,037.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,800.92 : 187,010.90 = 74,100.12 : x
  2. Step 2: Convert to fraction form
    124,800.92/187,010.90 = 74,100.12/x
  3. Step 3: Cross multiply
    124,800.92x = 187,010.90 × 74,100.12
  4. Step 4: Simplify right side
    124,800.92x = 13,857,530,131.31
  5. Step 5: Solve for x
    x = 13,857,530,131.31/124,800.92
  6. Step 6: Final answer
    x = 111,037.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.