Home / 59,170.92-88,756.38-19,728.78

Finding the Fourth Proportional to 59,170.92, 88,756.38 and 19,728.78

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Solution

The fourth proportional to 59,170.92, 88,756.38 and 19,728.78 is: 29,593.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,170.92 : 88,756.38 = 19,728.78 : x
  2. Step 2: Convert to fraction form
    59,170.92/88,756.38 = 19,728.78/x
  3. Step 3: Cross multiply
    59,170.92x = 88,756.38 × 19,728.78
  4. Step 4: Simplify right side
    59,170.92x = 1,751,055,094.62
  5. Step 5: Solve for x
    x = 1,751,055,094.62/59,170.92
  6. Step 6: Final answer
    x = 29,593.17

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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.