Home / 71,306.93-98,403.23-38,601.26

Finding the Fourth Proportional to 71,306.93, 98,403.23 and 38,601.26

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Solution

The fourth proportional to 71,306.93, 98,403.23 and 38,601.26 is: 53,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,306.93 : 98,403.23 = 38,601.26 : x
  2. Step 2: Convert to fraction form
    71,306.93/98,403.23 = 38,601.26/x
  3. Step 3: Cross multiply
    71,306.93x = 98,403.23 × 38,601.26
  4. Step 4: Simplify right side
    71,306.93x = 3,798,488,531.00
  5. Step 5: Solve for x
    x = 3,798,488,531.00/71,306.93
  6. Step 6: Final answer
    x = 53,269.55

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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.