Home / 108,854.91-150,209.51-61,098.93

Finding the Fourth Proportional to 108,854.91, 150,209.51 and 61,098.93

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Solution

The fourth proportional to 108,854.91, 150,209.51 and 61,098.93 is: 84,310.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,854.91 : 150,209.51 = 61,098.93 : x
  2. Step 2: Convert to fraction form
    108,854.91/150,209.51 = 61,098.93/x
  3. Step 3: Cross multiply
    108,854.91x = 150,209.51 × 61,098.93
  4. Step 4: Simplify right side
    108,854.91x = 9,177,640,031.33
  5. Step 5: Solve for x
    x = 9,177,640,031.33/108,854.91
  6. Step 6: Final answer
    x = 84,310.76

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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.