Home / 74,824.38-103,258.25-40,833.14

Finding the Fourth Proportional to 74,824.38, 103,258.25 and 40,833.14

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Solution

The fourth proportional to 74,824.38, 103,258.25 and 40,833.14 is: 56,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.38 : 103,258.25 = 40,833.14 : x
  2. Step 2: Convert to fraction form
    74,824.38/103,258.25 = 40,833.14/x
  3. Step 3: Cross multiply
    74,824.38x = 103,258.25 × 40,833.14
  4. Step 4: Simplify right side
    74,824.38x = 4,216,357,857.95
  5. Step 5: Solve for x
    x = 4,216,357,857.95/74,824.38
  6. Step 6: Final answer
    x = 56,350.05

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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.