Home / 134,778.60-202,167.90-92,788.20

Finding the Fourth Proportional to 134,778.60, 202,167.90 and 92,788.20

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Solution

The fourth proportional to 134,778.60, 202,167.90 and 92,788.20 is: 139,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,778.60 : 202,167.90 = 92,788.20 : x
  2. Step 2: Convert to fraction form
    134,778.60/202,167.90 = 92,788.20/x
  3. Step 3: Cross multiply
    134,778.60x = 202,167.90 × 92,788.20
  4. Step 4: Simplify right side
    134,778.60x = 18,758,795,538.78
  5. Step 5: Solve for x
    x = 18,758,795,538.78/134,778.60
  6. Step 6: Final answer
    x = 139,182.30

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1.5x scale

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.