Home / 62,613.97-86,416.14-38,748.33

Finding the Fourth Proportional to 62,613.97, 86,416.14 and 38,748.33

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Solution

The fourth proportional to 62,613.97, 86,416.14 and 38,748.33 is: 53,478.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,613.97 : 86,416.14 = 38,748.33 : x
  2. Step 2: Convert to fraction form
    62,613.97/86,416.14 = 38,748.33/x
  3. Step 3: Cross multiply
    62,613.97x = 86,416.14 × 38,748.33
  4. Step 4: Simplify right side
    62,613.97x = 3,348,481,110.05
  5. Step 5: Solve for x
    x = 3,348,481,110.05/62,613.97
  6. Step 6: Final answer
    x = 53,478.18

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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.