Home / 168,061.40-252,383.70-89,329.40

Finding the Fourth Proportional to 168,061.40, 252,383.70 and 89,329.40

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Solution

The fourth proportional to 168,061.40, 252,383.70 and 89,329.40 is: 134,149.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,061.40 : 252,383.70 = 89,329.40 : x
  2. Step 2: Convert to fraction form
    168,061.40/252,383.70 = 89,329.40/x
  3. Step 3: Cross multiply
    168,061.40x = 252,383.70 × 89,329.40
  4. Step 4: Simplify right side
    168,061.40x = 22,545,284,490.78
  5. Step 5: Solve for x
    x = 22,545,284,490.78/168,061.40
  6. Step 6: Final answer
    x = 134,149.09

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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.