Home / 78,248.43-117,379.23-24,948

Finding the Fourth Proportional to 78,248.43, 117,379.23 and 24,948

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Solution

The fourth proportional to 78,248.43, 117,379.23 and 24,948 is: 37,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,248.43 : 117,379.23 = 24,948 : x
  2. Step 2: Convert to fraction form
    78,248.43/117,379.23 = 24,948/x
  3. Step 3: Cross multiply
    78,248.43x = 117,379.23 × 24,948
  4. Step 4: Simplify right side
    78,248.43x = 2,928,376,936.49
  5. Step 5: Solve for x
    x = 2,928,376,936.49/78,248.43
  6. Step 6: Final answer
    x = 37,424.10

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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.