Home / 38,748.50-58,123.29-11,046.50

Finding the Fourth Proportional to 38,748.50, 58,123.29 and 11,046.50

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Solution

The fourth proportional to 38,748.50, 58,123.29 and 11,046.50 is: 16,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,748.50 : 58,123.29 = 11,046.50 : x
  2. Step 2: Convert to fraction form
    38,748.50/58,123.29 = 11,046.50/x
  3. Step 3: Cross multiply
    38,748.50x = 58,123.29 × 11,046.50
  4. Step 4: Simplify right side
    38,748.50x = 642,058,922.99
  5. Step 5: Solve for x
    x = 642,058,922.99/38,748.50
  6. Step 6: Final answer
    x = 16,569.90

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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.