Home / 37,248.61-55,874.65-12,290.84

Finding the Fourth Proportional to 37,248.61, 55,874.65 and 12,290.84

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Solution

The fourth proportional to 37,248.61, 55,874.65 and 12,290.84 is: 18,436.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,248.61 : 55,874.65 = 12,290.84 : x
  2. Step 2: Convert to fraction form
    37,248.61/55,874.65 = 12,290.84/x
  3. Step 3: Cross multiply
    37,248.61x = 55,874.65 × 12,290.84
  4. Step 4: Simplify right side
    37,248.61x = 686,746,103.83
  5. Step 5: Solve for x
    x = 686,746,103.83/37,248.61
  6. Step 6: Final answer
    x = 18,436.83

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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.