Home / 168,033.48-231,884.40-96,424.78

Finding the Fourth Proportional to 168,033.48, 231,884.40 and 96,424.78

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Solution

The fourth proportional to 168,033.48, 231,884.40 and 96,424.78 is: 133,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,033.48 : 231,884.40 = 96,424.78 : x
  2. Step 2: Convert to fraction form
    168,033.48/231,884.40 = 96,424.78/x
  3. Step 3: Cross multiply
    168,033.48x = 231,884.40 × 96,424.78
  4. Step 4: Simplify right side
    168,033.48x = 22,359,402,255.43
  5. Step 5: Solve for x
    x = 22,359,402,255.43/168,033.48
  6. Step 6: Final answer
    x = 133,065.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.