Home / 102,458.82-153,692.94-38,432.27

Finding the Fourth Proportional to 102,458.82, 153,692.94 and 38,432.27

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Solution

The fourth proportional to 102,458.82, 153,692.94 and 38,432.27 is: 57,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,458.82 : 153,692.94 = 38,432.27 : x
  2. Step 2: Convert to fraction form
    102,458.82/153,692.94 = 38,432.27/x
  3. Step 3: Cross multiply
    102,458.82x = 153,692.94 × 38,432.27
  4. Step 4: Simplify right side
    102,458.82x = 5,906,769,095.53
  5. Step 5: Solve for x
    x = 5,906,769,095.53/102,458.82
  6. Step 6: Final answer
    x = 57,650.17

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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.