Home / 71,331.24-98,437.23-38,626.02

Finding the Fourth Proportional to 71,331.24, 98,437.23 and 38,626.02

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Solution

The fourth proportional to 71,331.24, 98,437.23 and 38,626.02 is: 53,303.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,331.24 : 98,437.23 = 38,626.02 : x
  2. Step 2: Convert to fraction form
    71,331.24/98,437.23 = 38,626.02/x
  3. Step 3: Cross multiply
    71,331.24x = 98,437.23 × 38,626.02
  4. Step 4: Simplify right side
    71,331.24x = 3,802,238,414.72
  5. Step 5: Solve for x
    x = 3,802,238,414.72/71,331.24
  6. Step 6: Final answer
    x = 53,303.97

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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.