Home / 49,524.60-74,287.02-12,084.78

Finding the Fourth Proportional to 49,524.60, 74,287.02 and 12,084.78

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Solution

The fourth proportional to 49,524.60, 74,287.02 and 12,084.78 is: 18,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,524.60 : 74,287.02 = 12,084.78 : x
  2. Step 2: Convert to fraction form
    49,524.60/74,287.02 = 12,084.78/x
  3. Step 3: Cross multiply
    49,524.60x = 74,287.02 × 12,084.78
  4. Step 4: Simplify right side
    49,524.60x = 897,742,293.56
  5. Step 5: Solve for x
    x = 897,742,293.56/49,524.60
  6. Step 6: Final answer
    x = 18,127.20

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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.