Home / 103,363.38-155,043.24-58,895.28

Finding the Fourth Proportional to 103,363.38, 155,043.24 and 58,895.28

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Solution

The fourth proportional to 103,363.38, 155,043.24 and 58,895.28 is: 88,341.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,363.38 : 155,043.24 = 58,895.28 : x
  2. Step 2: Convert to fraction form
    103,363.38/155,043.24 = 58,895.28/x
  3. Step 3: Cross multiply
    103,363.38x = 155,043.24 × 58,895.28
  4. Step 4: Simplify right side
    103,363.38x = 9,131,315,031.91
  5. Step 5: Solve for x
    x = 9,131,315,031.91/103,363.38
  6. Step 6: Final answer
    x = 88,341.88

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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.