Home / 115,759.76-174,507.30-108,044.20

Finding the Fourth Proportional to 115,759.76, 174,507.30 and 108,044.20

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Solution

The fourth proportional to 115,759.76, 174,507.30 and 108,044.20 is: 162,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,759.76 : 174,507.30 = 108,044.20 : x
  2. Step 2: Convert to fraction form
    115,759.76/174,507.30 = 108,044.20/x
  3. Step 3: Cross multiply
    115,759.76x = 174,507.30 × 108,044.20
  4. Step 4: Simplify right side
    115,759.76x = 18,854,501,622.66
  5. Step 5: Solve for x
    x = 18,854,501,622.66/115,759.76
  6. Step 6: Final answer
    x = 162,876.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.