Home / 84,923.28-127,385.13-22,593.78

Finding the Fourth Proportional to 84,923.28, 127,385.13 and 22,593.78

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Solution

The fourth proportional to 84,923.28, 127,385.13 and 22,593.78 is: 33,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,923.28 : 127,385.13 = 22,593.78 : x
  2. Step 2: Convert to fraction form
    84,923.28/127,385.13 = 22,593.78/x
  3. Step 3: Cross multiply
    84,923.28x = 127,385.13 × 22,593.78
  4. Step 4: Simplify right side
    84,923.28x = 2,878,111,602.49
  5. Step 5: Solve for x
    x = 2,878,111,602.49/84,923.28
  6. Step 6: Final answer
    x = 33,890.73

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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.