Home / 37,680.89-56,468.55-28,314.93

Finding the Fourth Proportional to 37,680.89, 56,468.55 and 28,314.93

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Solution

The fourth proportional to 37,680.89, 56,468.55 and 28,314.93 is: 42,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,680.89 : 56,468.55 = 28,314.93 : x
  2. Step 2: Convert to fraction form
    37,680.89/56,468.55 = 28,314.93/x
  3. Step 3: Cross multiply
    37,680.89x = 56,468.55 × 28,314.93
  4. Step 4: Simplify right side
    37,680.89x = 1,598,902,980.80
  5. Step 5: Solve for x
    x = 1,598,902,980.80/37,680.89
  6. Step 6: Final answer
    x = 42,432.73

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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.