Home / 62,495.20-86,244.40-34,200.80

Finding the Fourth Proportional to 62,495.20, 86,244.40 and 34,200.80

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Solution

The fourth proportional to 62,495.20, 86,244.40 and 34,200.80 is: 47,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,495.20 : 86,244.40 = 34,200.80 : x
  2. Step 2: Convert to fraction form
    62,495.20/86,244.40 = 34,200.80/x
  3. Step 3: Cross multiply
    62,495.20x = 86,244.40 × 34,200.80
  4. Step 4: Simplify right side
    62,495.20x = 2,949,627,475.52
  5. Step 5: Solve for x
    x = 2,949,627,475.52/62,495.20
  6. Step 6: Final answer
    x = 47,197.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.