Home / 207,910.06-286,989.60-123,026.92

Finding the Fourth Proportional to 207,910.06, 286,989.60 and 123,026.92

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Solution

The fourth proportional to 207,910.06, 286,989.60 and 123,026.92 is: 169,820.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,910.06 : 286,989.60 = 123,026.92 : x
  2. Step 2: Convert to fraction form
    207,910.06/286,989.60 = 123,026.92/x
  3. Step 3: Cross multiply
    207,910.06x = 286,989.60 × 123,026.92
  4. Step 4: Simplify right side
    207,910.06x = 35,307,446,560.03
  5. Step 5: Solve for x
    x = 35,307,446,560.03/207,910.06
  6. Step 6: Final answer
    x = 169,820.77

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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.