Home / 232,475.20-348,712.80-74,719.60

Finding the Fourth Proportional to 232,475.20, 348,712.80 and 74,719.60

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Solution

The fourth proportional to 232,475.20, 348,712.80 and 74,719.60 is: 112,079.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,475.20 : 348,712.80 = 74,719.60 : x
  2. Step 2: Convert to fraction form
    232,475.20/348,712.80 = 74,719.60/x
  3. Step 3: Cross multiply
    232,475.20x = 348,712.80 × 74,719.60
  4. Step 4: Simplify right side
    232,475.20x = 26,055,680,930.88
  5. Step 5: Solve for x
    x = 26,055,680,930.88/232,475.20
  6. Step 6: Final answer
    x = 112,079.40

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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.