Home / 37,040.10-55,565.55-12,081.30

Finding the Fourth Proportional to 37,040.10, 55,565.55 and 12,081.30

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Solution

The fourth proportional to 37,040.10, 55,565.55 and 12,081.30 is: 18,123.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.10 : 55,565.55 = 12,081.30 : x
  2. Step 2: Convert to fraction form
    37,040.10/55,565.55 = 12,081.30/x
  3. Step 3: Cross multiply
    37,040.10x = 55,565.55 × 12,081.30
  4. Step 4: Simplify right side
    37,040.10x = 671,304,079.22
  5. Step 5: Solve for x
    x = 671,304,079.22/37,040.10
  6. Step 6: Final answer
    x = 18,123.71

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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.