Home / 452,769.35-679,252.03-137,250.05

Finding the Fourth Proportional to 452,769.35, 679,252.03 and 137,250.05

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Solution

The fourth proportional to 452,769.35, 679,252.03 and 137,250.05 is: 205,904.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,769.35 : 679,252.03 = 137,250.05 : x
  2. Step 2: Convert to fraction form
    452,769.35/679,252.03 = 137,250.05/x
  3. Step 3: Cross multiply
    452,769.35x = 679,252.03 × 137,250.05
  4. Step 4: Simplify right side
    452,769.35x = 93,227,371,340.72
  5. Step 5: Solve for x
    x = 93,227,371,340.72/452,769.35
  6. Step 6: Final answer
    x = 205,904.78

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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.