Home / 83,154.60-124,748.10-33,226.20

Finding the Fourth Proportional to 83,154.60, 124,748.10 and 33,226.20

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Solution

The fourth proportional to 83,154.60, 124,748.10 and 33,226.20 is: 49,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,154.60 : 124,748.10 = 33,226.20 : x
  2. Step 2: Convert to fraction form
    83,154.60/124,748.10 = 33,226.20/x
  3. Step 3: Cross multiply
    83,154.60x = 124,748.10 × 33,226.20
  4. Step 4: Simplify right side
    83,154.60x = 4,144,905,320.22
  5. Step 5: Solve for x
    x = 4,144,905,320.22/83,154.60
  6. Step 6: Final answer
    x = 49,845.77

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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.