Home / 38,750.13-58,123.15-12,452.83

Finding the Fourth Proportional to 38,750.13, 58,123.15 and 12,452.83

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Solution

The fourth proportional to 38,750.13, 58,123.15 and 12,452.83 is: 18,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,750.13 : 58,123.15 = 12,452.83 : x
  2. Step 2: Convert to fraction form
    38,750.13/58,123.15 = 12,452.83/x
  3. Step 3: Cross multiply
    38,750.13x = 58,123.15 × 12,452.83
  4. Step 4: Simplify right side
    38,750.13x = 723,797,529.57
  5. Step 5: Solve for x
    x = 723,797,529.57/38,750.13
  6. Step 6: Final answer
    x = 18,678.58

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1.5x scale

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.