Home / 155,563.20-232,761.60-141,566.40

Finding the Fourth Proportional to 155,563.20, 232,761.60 and 141,566.40

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Solution

The fourth proportional to 155,563.20, 232,761.60 and 141,566.40 is: 211,818.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,563.20 : 232,761.60 = 141,566.40 : x
  2. Step 2: Convert to fraction form
    155,563.20/232,761.60 = 141,566.40/x
  3. Step 3: Cross multiply
    155,563.20x = 232,761.60 × 141,566.40
  4. Step 4: Simplify right side
    155,563.20x = 32,951,221,770.24
  5. Step 5: Solve for x
    x = 32,951,221,770.24/155,563.20
  6. Step 6: Final answer
    x = 211,818.87

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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.