Home / 153,191.43-229,793.33-53,361.72

Finding the Fourth Proportional to 153,191.43, 229,793.33 and 53,361.72

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Solution

The fourth proportional to 153,191.43, 229,793.33 and 53,361.72 is: 80,044.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,191.43 : 229,793.33 = 53,361.72 : x
  2. Step 2: Convert to fraction form
    153,191.43/229,793.33 = 53,361.72/x
  3. Step 3: Cross multiply
    153,191.43x = 229,793.33 × 53,361.72
  4. Step 4: Simplify right side
    153,191.43x = 12,262,168,328.46
  5. Step 5: Solve for x
    x = 12,262,168,328.46/153,191.43
  6. Step 6: Final answer
    x = 80,044.74

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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.