Home / 103,651.91-155,535.26-96,123.15

Finding the Fourth Proportional to 103,651.91, 155,535.26 and 96,123.15

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Solution

The fourth proportional to 103,651.91, 155,535.26 and 96,123.15 is: 144,237.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,651.91 : 155,535.26 = 96,123.15 : x
  2. Step 2: Convert to fraction form
    103,651.91/155,535.26 = 96,123.15/x
  3. Step 3: Cross multiply
    103,651.91x = 155,535.26 × 96,123.15
  4. Step 4: Simplify right side
    103,651.91x = 14,950,538,646.65
  5. Step 5: Solve for x
    x = 14,950,538,646.65/103,651.91
  6. Step 6: Final answer
    x = 144,237.95

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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.