Home / 102,989.66-154,487.19-32,868.92

Finding the Fourth Proportional to 102,989.66, 154,487.19 and 32,868.92

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Solution

The fourth proportional to 102,989.66, 154,487.19 and 32,868.92 is: 49,304.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,989.66 : 154,487.19 = 32,868.92 : x
  2. Step 2: Convert to fraction form
    102,989.66/154,487.19 = 32,868.92/x
  3. Step 3: Cross multiply
    102,989.66x = 154,487.19 × 32,868.92
  4. Step 4: Simplify right side
    102,989.66x = 5,077,827,089.13
  5. Step 5: Solve for x
    x = 5,077,827,089.13/102,989.66
  6. Step 6: Final answer
    x = 49,304.24

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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.