Home / 99,496.66-137,302.23-59,201.20

Finding the Fourth Proportional to 99,496.66, 137,302.23 and 59,201.20

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Solution

The fourth proportional to 99,496.66, 137,302.23 and 59,201.20 is: 81,695.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,496.66 : 137,302.23 = 59,201.20 : x
  2. Step 2: Convert to fraction form
    99,496.66/137,302.23 = 59,201.20/x
  3. Step 3: Cross multiply
    99,496.66x = 137,302.23 × 59,201.20
  4. Step 4: Simplify right side
    99,496.66x = 8,128,456,778.68
  5. Step 5: Solve for x
    x = 8,128,456,778.68/99,496.66
  6. Step 6: Final answer
    x = 81,695.78

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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.