Home / 74,824.60-103,257.30-40,833.76

Finding the Fourth Proportional to 74,824.60, 103,257.30 and 40,833.76

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Solution

The fourth proportional to 74,824.60, 103,257.30 and 40,833.76 is: 56,350.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.60 : 103,257.30 = 40,833.76 : x
  2. Step 2: Convert to fraction form
    74,824.60/103,257.30 = 40,833.76/x
  3. Step 3: Cross multiply
    74,824.60x = 103,257.30 × 40,833.76
  4. Step 4: Simplify right side
    74,824.60x = 4,216,383,806.45
  5. Step 5: Solve for x
    x = 4,216,383,806.45/74,824.60
  6. Step 6: Final answer
    x = 56,350.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.