Home / 207,909.06-286,988.22-123,025.92

Finding the Fourth Proportional to 207,909.06, 286,988.22 and 123,025.92

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Solution

The fourth proportional to 207,909.06, 286,988.22 and 123,025.92 is: 169,819.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,909.06 : 286,988.22 = 123,025.92 : x
  2. Step 2: Convert to fraction form
    207,909.06/286,988.22 = 123,025.92/x
  3. Step 3: Cross multiply
    207,909.06x = 286,988.22 × 123,025.92
  4. Step 4: Simplify right side
    207,909.06x = 35,306,989,794.66
  5. Step 5: Solve for x
    x = 35,306,989,794.66/207,909.06
  6. Step 6: Final answer
    x = 169,819.39

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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.