Home / 62,615.66-86,418.46-38,750.02

Finding the Fourth Proportional to 62,615.66, 86,418.46 and 38,750.02

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Solution

The fourth proportional to 62,615.66, 86,418.46 and 38,750.02 is: 53,480.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,615.66 : 86,418.46 = 38,750.02 : x
  2. Step 2: Convert to fraction form
    62,615.66/86,418.46 = 38,750.02/x
  3. Step 3: Cross multiply
    62,615.66x = 86,418.46 × 38,750.02
  4. Step 4: Simplify right side
    62,615.66x = 3,348,716,885.76
  5. Step 5: Solve for x
    x = 3,348,716,885.76/62,615.66
  6. Step 6: Final answer
    x = 53,480.51

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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.