Home / 52,376.65-78,562.91-12,932.75

Finding the Fourth Proportional to 52,376.65, 78,562.91 and 12,932.75

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Solution

The fourth proportional to 52,376.65, 78,562.91 and 12,932.75 is: 19,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,376.65 : 78,562.91 = 12,932.75 : x
  2. Step 2: Convert to fraction form
    52,376.65/78,562.91 = 12,932.75/x
  3. Step 3: Cross multiply
    52,376.65x = 78,562.91 × 12,932.75
  4. Step 4: Simplify right side
    52,376.65x = 1,016,034,703.04
  5. Step 5: Solve for x
    x = 1,016,034,703.04/52,376.65
  6. Step 6: Final answer
    x = 19,398.62

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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.