Home / 52,521.30-78,723.42-27,564.18

Finding the Fourth Proportional to 52,521.30, 78,723.42 and 27,564.18

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Solution

The fourth proportional to 52,521.30, 78,723.42 and 27,564.18 is: 41,315.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521.30 : 78,723.42 = 27,564.18 : x
  2. Step 2: Convert to fraction form
    52,521.30/78,723.42 = 27,564.18/x
  3. Step 3: Cross multiply
    52,521.30x = 78,723.42 × 27,564.18
  4. Step 4: Simplify right side
    52,521.30x = 2,169,946,519.10
  5. Step 5: Solve for x
    x = 2,169,946,519.10/52,521.30
  6. Step 6: Final answer
    x = 41,315.55

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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.