Home / 37,612.08-56,432.16-20,072.16

Finding the Fourth Proportional to 37,612.08, 56,432.16 and 20,072.16

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Solution

The fourth proportional to 37,612.08, 56,432.16 and 20,072.16 is: 30,115.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.08 : 56,432.16 = 20,072.16 : x
  2. Step 2: Convert to fraction form
    37,612.08/56,432.16 = 20,072.16/x
  3. Step 3: Cross multiply
    37,612.08x = 56,432.16 × 20,072.16
  4. Step 4: Simplify right side
    37,612.08x = 1,132,715,344.67
  5. Step 5: Solve for x
    x = 1,132,715,344.67/37,612.08
  6. Step 6: Final answer
    x = 30,115.73

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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.