Home / 173,155.16-259,740.15-67,996.88

Finding the Fourth Proportional to 173,155.16, 259,740.15 and 67,996.88

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Solution

The fourth proportional to 173,155.16, 259,740.15 and 67,996.88 is: 101,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,155.16 : 259,740.15 = 67,996.88 : x
  2. Step 2: Convert to fraction form
    173,155.16/259,740.15 = 67,996.88/x
  3. Step 3: Cross multiply
    173,155.16x = 259,740.15 × 67,996.88
  4. Step 4: Simplify right side
    173,155.16x = 17,661,519,810.73
  5. Step 5: Solve for x
    x = 17,661,519,810.73/173,155.16
  6. Step 6: Final answer
    x = 101,998.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.