Home / 70,589.35-97,414.87-38,758.37

Finding the Fourth Proportional to 70,589.35, 97,414.87 and 38,758.37

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Solution

The fourth proportional to 70,589.35, 97,414.87 and 38,758.37 is: 53,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,589.35 : 97,414.87 = 38,758.37 : x
  2. Step 2: Convert to fraction form
    70,589.35/97,414.87 = 38,758.37/x
  3. Step 3: Cross multiply
    70,589.35x = 97,414.87 × 38,758.37
  4. Step 4: Simplify right side
    70,589.35x = 3,775,641,574.96
  5. Step 5: Solve for x
    x = 3,775,641,574.96/70,589.35
  6. Step 6: Final answer
    x = 53,487.41

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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.