Home / 63,715.15-95,535.83-21,581.11

Finding the Fourth Proportional to 63,715.15, 95,535.83 and 21,581.11

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Solution

The fourth proportional to 63,715.15, 95,535.83 and 21,581.11 is: 32,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,715.15 : 95,535.83 = 21,581.11 : x
  2. Step 2: Convert to fraction form
    63,715.15/95,535.83 = 21,581.11/x
  3. Step 3: Cross multiply
    63,715.15x = 95,535.83 × 21,581.11
  4. Step 4: Simplify right side
    63,715.15x = 2,061,769,468.03
  5. Step 5: Solve for x
    x = 2,061,769,468.03/63,715.15
  6. Step 6: Final answer
    x = 32,359.17

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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.