Home / 87,505.56-131,258.70-48,041.16

Finding the Fourth Proportional to 87,505.56, 131,258.70 and 48,041.16

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Solution

The fourth proportional to 87,505.56, 131,258.70 and 48,041.16 is: 72,061.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,505.56 : 131,258.70 = 48,041.16 : x
  2. Step 2: Convert to fraction form
    87,505.56/131,258.70 = 48,041.16/x
  3. Step 3: Cross multiply
    87,505.56x = 131,258.70 × 48,041.16
  4. Step 4: Simplify right side
    87,505.56x = 6,305,820,208.09
  5. Step 5: Solve for x
    x = 6,305,820,208.09/87,505.56
  6. Step 6: Final answer
    x = 72,061.94

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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.