Home / 70,245.22-96,938.40-38,414.14

Finding the Fourth Proportional to 70,245.22, 96,938.40 and 38,414.14

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Solution

The fourth proportional to 70,245.22, 96,938.40 and 38,414.14 is: 53,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,245.22 : 96,938.40 = 38,414.14 : x
  2. Step 2: Convert to fraction form
    70,245.22/96,938.40 = 38,414.14/x
  3. Step 3: Cross multiply
    70,245.22x = 96,938.40 × 38,414.14
  4. Step 4: Simplify right side
    70,245.22x = 3,723,805,268.98
  5. Step 5: Solve for x
    x = 3,723,805,268.98/70,245.22
  6. Step 6: Final answer
    x = 53,011.51

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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.