Home / 57,521.56-86,276.67-18,077.62

Finding the Fourth Proportional to 57,521.56, 86,276.67 and 18,077.62

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Solution

The fourth proportional to 57,521.56, 86,276.67 and 18,077.62 is: 27,114.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,521.56 : 86,276.67 = 18,077.62 : x
  2. Step 2: Convert to fraction form
    57,521.56/86,276.67 = 18,077.62/x
  3. Step 3: Cross multiply
    57,521.56x = 86,276.67 × 18,077.62
  4. Step 4: Simplify right side
    57,521.56x = 1,559,676,855.13
  5. Step 5: Solve for x
    x = 1,559,676,855.13/57,521.56
  6. Step 6: Final answer
    x = 27,114.65

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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.