Home / 50,123.00-75,155.33-18,960.68

Finding the Fourth Proportional to 50,123.00, 75,155.33 and 18,960.68

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Solution

The fourth proportional to 50,123.00, 75,155.33 and 18,960.68 is: 28,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,123.00 : 75,155.33 = 18,960.68 : x
  2. Step 2: Convert to fraction form
    50,123.00/75,155.33 = 18,960.68/x
  3. Step 3: Cross multiply
    50,123.00x = 75,155.33 × 18,960.68
  4. Step 4: Simplify right side
    50,123.00x = 1,424,995,691.84
  5. Step 5: Solve for x
    x = 1,424,995,691.84/50,123.00
  6. Step 6: Final answer
    x = 28,429.98

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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.