Home / 74,235.92-102,449.76-44,039.12

Finding the Fourth Proportional to 74,235.92, 102,449.76 and 44,039.12

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Solution

The fourth proportional to 74,235.92, 102,449.76 and 44,039.12 is: 60,776.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,235.92 : 102,449.76 = 44,039.12 : x
  2. Step 2: Convert to fraction form
    74,235.92/102,449.76 = 44,039.12/x
  3. Step 3: Cross multiply
    74,235.92x = 102,449.76 × 44,039.12
  4. Step 4: Simplify right side
    74,235.92x = 4,511,797,274.61
  5. Step 5: Solve for x
    x = 4,511,797,274.61/74,235.92
  6. Step 6: Final answer
    x = 60,776.47

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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.