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Finding the Fourth Proportional to 133,700.25, 200,436.13 and 49,444.71

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Solution

The fourth proportional to 133,700.25, 200,436.13 and 49,444.71 is: 74,124.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,700.25 : 200,436.13 = 49,444.71 : x
  2. Step 2: Convert to fraction form
    133,700.25/200,436.13 = 49,444.71/x
  3. Step 3: Cross multiply
    133,700.25x = 200,436.13 × 49,444.71
  4. Step 4: Simplify right side
    133,700.25x = 9,910,506,321.37
  5. Step 5: Solve for x
    x = 9,910,506,321.37/133,700.25
  6. Step 6: Final answer
    x = 74,124.82

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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.