Home / 102,867.27-154,269.51-36,291.85

Finding the Fourth Proportional to 102,867.27, 154,269.51 and 36,291.85

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Solution

The fourth proportional to 102,867.27, 154,269.51 and 36,291.85 is: 54,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,867.27 : 154,269.51 = 36,291.85 : x
  2. Step 2: Convert to fraction form
    102,867.27/154,269.51 = 36,291.85/x
  3. Step 3: Cross multiply
    102,867.27x = 154,269.51 × 36,291.85
  4. Step 4: Simplify right side
    102,867.27x = 5,598,725,598.87
  5. Step 5: Solve for x
    x = 5,598,725,598.87/102,867.27
  6. Step 6: Final answer
    x = 54,426.70

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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.