Home / 102,685.08-154,033.10-32,569.80

Finding the Fourth Proportional to 102,685.08, 154,033.10 and 32,569.80

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Solution

The fourth proportional to 102,685.08, 154,033.10 and 32,569.80 is: 48,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,685.08 : 154,033.10 = 32,569.80 : x
  2. Step 2: Convert to fraction form
    102,685.08/154,033.10 = 32,569.80/x
  3. Step 3: Cross multiply
    102,685.08x = 154,033.10 × 32,569.80
  4. Step 4: Simplify right side
    102,685.08x = 5,016,827,260.38
  5. Step 5: Solve for x
    x = 5,016,827,260.38/102,685.08
  6. Step 6: Final answer
    x = 48,856.44

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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.