Home / 37,246.20-55,854.45-12,279.30

Finding the Fourth Proportional to 37,246.20, 55,854.45 and 12,279.30

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Solution

The fourth proportional to 37,246.20, 55,854.45 and 12,279.30 is: 18,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,246.20 : 55,854.45 = 12,279.30 : x
  2. Step 2: Convert to fraction form
    37,246.20/55,854.45 = 12,279.30/x
  3. Step 3: Cross multiply
    37,246.20x = 55,854.45 × 12,279.30
  4. Step 4: Simplify right side
    37,246.20x = 685,853,547.89
  5. Step 5: Solve for x
    x = 685,853,547.89/37,246.20
  6. Step 6: Final answer
    x = 18,414.05

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1.5x scale

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.