Home / 121,363.20-182,012.40-37,123.20

Finding the Fourth Proportional to 121,363.20, 182,012.40 and 37,123.20

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Solution

The fourth proportional to 121,363.20, 182,012.40 and 37,123.20 is: 55,674.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,363.20 : 182,012.40 = 37,123.20 : x
  2. Step 2: Convert to fraction form
    121,363.20/182,012.40 = 37,123.20/x
  3. Step 3: Cross multiply
    121,363.20x = 182,012.40 × 37,123.20
  4. Step 4: Simplify right side
    121,363.20x = 6,756,882,727.68
  5. Step 5: Solve for x
    x = 6,756,882,727.68/121,363.20
  6. Step 6: Final answer
    x = 55,674.89

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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.