Home / 52,244.05-78,366.08-31,508.05

Finding the Fourth Proportional to 52,244.05, 78,366.08 and 31,508.05

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Solution

The fourth proportional to 52,244.05, 78,366.08 and 31,508.05 is: 47,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,244.05 : 78,366.08 = 31,508.05 : x
  2. Step 2: Convert to fraction form
    52,244.05/78,366.08 = 31,508.05/x
  3. Step 3: Cross multiply
    52,244.05x = 78,366.08 × 31,508.05
  4. Step 4: Simplify right side
    52,244.05x = 2,469,162,209.40
  5. Step 5: Solve for x
    x = 2,469,162,209.40/52,244.05
  6. Step 6: Final answer
    x = 47,262.08

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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.