Home / 70,589.22-97,414.70-38,758.25

Finding the Fourth Proportional to 70,589.22, 97,414.70 and 38,758.25

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Solution

The fourth proportional to 70,589.22, 97,414.70 and 38,758.25 is: 53,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,589.22 : 97,414.70 = 38,758.25 : x
  2. Step 2: Convert to fraction form
    70,589.22/97,414.70 = 38,758.25/x
  3. Step 3: Cross multiply
    70,589.22x = 97,414.70 × 38,758.25
  4. Step 4: Simplify right side
    70,589.22x = 3,775,622,615.41
  5. Step 5: Solve for x
    x = 3,775,622,615.41/70,589.22
  6. Step 6: Final answer
    x = 53,487.24

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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.