Home / 153,292.20-229,872.68-53,422.84

Finding the Fourth Proportional to 153,292.20, 229,872.68 and 53,422.84

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Solution

The fourth proportional to 153,292.20, 229,872.68 and 53,422.84 is: 80,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,292.20 : 229,872.68 = 53,422.84 : x
  2. Step 2: Convert to fraction form
    153,292.20/229,872.68 = 53,422.84/x
  3. Step 3: Cross multiply
    153,292.20x = 229,872.68 × 53,422.84
  4. Step 4: Simplify right side
    153,292.20x = 12,280,451,925.08
  5. Step 5: Solve for x
    x = 12,280,451,925.08/153,292.20
  6. Step 6: Final answer
    x = 80,111.40

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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.