Home / 62,625.14-86,431.59-38,759.50

Finding the Fourth Proportional to 62,625.14, 86,431.59 and 38,759.50

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Solution

The fourth proportional to 62,625.14, 86,431.59 and 38,759.50 is: 53,493.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,625.14 : 86,431.59 = 38,759.50 : x
  2. Step 2: Convert to fraction form
    62,625.14/86,431.59 = 38,759.50/x
  3. Step 3: Cross multiply
    62,625.14x = 86,431.59 × 38,759.50
  4. Step 4: Simplify right side
    62,625.14x = 3,350,045,212.61
  5. Step 5: Solve for x
    x = 3,350,045,212.61/62,625.14
  6. Step 6: Final answer
    x = 53,493.62

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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.