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Finding the Fourth Proportional to 64,565.63, 89,084.03 and 37,692.70

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Solution

The fourth proportional to 64,565.63, 89,084.03 and 37,692.70 is: 52,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,565.63 : 89,084.03 = 37,692.70 : x
  2. Step 2: Convert to fraction form
    64,565.63/89,084.03 = 37,692.70/x
  3. Step 3: Cross multiply
    64,565.63x = 89,084.03 × 37,692.70
  4. Step 4: Simplify right side
    64,565.63x = 3,357,817,317.76
  5. Step 5: Solve for x
    x = 3,357,817,317.76/64,565.63
  6. Step 6: Final answer
    x = 52,006.26

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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.