Home / 37,045.60-55,574.16-12,079.85

Finding the Fourth Proportional to 37,045.60, 55,574.16 and 12,079.85

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Solution

The fourth proportional to 37,045.60, 55,574.16 and 12,079.85 is: 18,121.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,045.60 : 55,574.16 = 12,079.85 : x
  2. Step 2: Convert to fraction form
    37,045.60/55,574.16 = 12,079.85/x
  3. Step 3: Cross multiply
    37,045.60x = 55,574.16 × 12,079.85
  4. Step 4: Simplify right side
    37,045.60x = 671,327,516.68
  5. Step 5: Solve for x
    x = 671,327,516.68/37,045.60
  6. Step 6: Final answer
    x = 18,121.66

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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.