Home / 115,410.16-173,134.38-40,510.88

Finding the Fourth Proportional to 115,410.16, 173,134.38 and 40,510.88

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Solution

The fourth proportional to 115,410.16, 173,134.38 and 40,510.88 is: 60,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,410.16 : 173,134.38 = 40,510.88 : x
  2. Step 2: Convert to fraction form
    115,410.16/173,134.38 = 40,510.88/x
  3. Step 3: Cross multiply
    115,410.16x = 173,134.38 × 40,510.88
  4. Step 4: Simplify right side
    115,410.16x = 7,013,826,092.05
  5. Step 5: Solve for x
    x = 7,013,826,092.05/115,410.16
  6. Step 6: Final answer
    x = 60,773.04

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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.