Home / 76,287.60-114,432.46-23,693.76

Finding the Fourth Proportional to 76,287.60, 114,432.46 and 23,693.76

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Solution

The fourth proportional to 76,287.60, 114,432.46 and 23,693.76 is: 35,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,287.60 : 114,432.46 = 23,693.76 : x
  2. Step 2: Convert to fraction form
    76,287.60/114,432.46 = 23,693.76/x
  3. Step 3: Cross multiply
    76,287.60x = 114,432.46 × 23,693.76
  4. Step 4: Simplify right side
    76,287.60x = 2,711,335,243.45
  5. Step 5: Solve for x
    x = 2,711,335,243.45/76,287.60
  6. Step 6: Final answer
    x = 35,540.97

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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.