Home / 58,168.62-87,263.91-18,715.14

Finding the Fourth Proportional to 58,168.62, 87,263.91 and 18,715.14

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Solution

The fourth proportional to 58,168.62, 87,263.91 and 18,715.14 is: 28,076.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,168.62 : 87,263.91 = 18,715.14 : x
  2. Step 2: Convert to fraction form
    58,168.62/87,263.91 = 18,715.14/x
  3. Step 3: Cross multiply
    58,168.62x = 87,263.91 × 18,715.14
  4. Step 4: Simplify right side
    58,168.62x = 1,633,156,292.60
  5. Step 5: Solve for x
    x = 1,633,156,292.60/58,168.62
  6. Step 6: Final answer
    x = 28,076.24

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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.