Home / 96,555.20-144,832.80-92,618.60

Finding the Fourth Proportional to 96,555.20, 144,832.80 and 92,618.60

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Solution

The fourth proportional to 96,555.20, 144,832.80 and 92,618.60 is: 138,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,555.20 : 144,832.80 = 92,618.60 : x
  2. Step 2: Convert to fraction form
    96,555.20/144,832.80 = 92,618.60/x
  3. Step 3: Cross multiply
    96,555.20x = 144,832.80 × 92,618.60
  4. Step 4: Simplify right side
    96,555.20x = 13,414,211,170.08
  5. Step 5: Solve for x
    x = 13,414,211,170.08/96,555.20
  6. Step 6: Final answer
    x = 138,927.90

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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.