Home / 221,451.30-332,176.95-88,352.10

Finding the Fourth Proportional to 221,451.30, 332,176.95 and 88,352.10

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Solution

The fourth proportional to 221,451.30, 332,176.95 and 88,352.10 is: 132,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,451.30 : 332,176.95 = 88,352.10 : x
  2. Step 2: Convert to fraction form
    221,451.30/332,176.95 = 88,352.10/x
  3. Step 3: Cross multiply
    221,451.30x = 332,176.95 × 88,352.10
  4. Step 4: Simplify right side
    221,451.30x = 29,348,531,104.10
  5. Step 5: Solve for x
    x = 29,348,531,104.10/221,451.30
  6. Step 6: Final answer
    x = 132,528.15

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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.