Home / 117,200.24-175,767.60-38,319.20

Finding the Fourth Proportional to 117,200.24, 175,767.60 and 38,319.20

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Solution

The fourth proportional to 117,200.24, 175,767.60 and 38,319.20 is: 57,468.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,200.24 : 175,767.60 = 38,319.20 : x
  2. Step 2: Convert to fraction form
    117,200.24/175,767.60 = 38,319.20/x
  3. Step 3: Cross multiply
    117,200.24x = 175,767.60 × 38,319.20
  4. Step 4: Simplify right side
    117,200.24x = 6,735,273,817.92
  5. Step 5: Solve for x
    x = 6,735,273,817.92/117,200.24
  6. Step 6: Final answer
    x = 57,468.09

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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.