Home / 57,510.54-86,170.13-20,049.96

Finding the Fourth Proportional to 57,510.54, 86,170.13 and 20,049.96

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Solution

The fourth proportional to 57,510.54, 86,170.13 and 20,049.96 is: 30,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,510.54 : 86,170.13 = 20,049.96 : x
  2. Step 2: Convert to fraction form
    57,510.54/86,170.13 = 20,049.96/x
  3. Step 3: Cross multiply
    57,510.54x = 86,170.13 × 20,049.96
  4. Step 4: Simplify right side
    57,510.54x = 1,727,707,957.77
  5. Step 5: Solve for x
    x = 1,727,707,957.77/57,510.54
  6. Step 6: Final answer
    x = 30,041.59

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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.