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Finding the Fourth Proportional to 64,191.92, 88,584.88 and 35,897.70

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Solution

The fourth proportional to 64,191.92, 88,584.88 and 35,897.70 is: 49,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,191.92 : 88,584.88 = 35,897.70 : x
  2. Step 2: Convert to fraction form
    64,191.92/88,584.88 = 35,897.70/x
  3. Step 3: Cross multiply
    64,191.92x = 88,584.88 × 35,897.70
  4. Step 4: Simplify right side
    64,191.92x = 3,179,993,446.78
  5. Step 5: Solve for x
    x = 3,179,993,446.78/64,191.92
  6. Step 6: Final answer
    x = 49,538.84

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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.