Home / 63,897.14-88,193.09-39,716.38

Finding the Fourth Proportional to 63,897.14, 88,193.09 and 39,716.38

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Solution

The fourth proportional to 63,897.14, 88,193.09 and 39,716.38 is: 54,817.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,897.14 : 88,193.09 = 39,716.38 : x
  2. Step 2: Convert to fraction form
    63,897.14/88,193.09 = 39,716.38/x
  3. Step 3: Cross multiply
    63,897.14x = 88,193.09 × 39,716.38
  4. Step 4: Simplify right side
    63,897.14x = 3,502,709,765.86
  5. Step 5: Solve for x
    x = 3,502,709,765.86/63,897.14
  6. Step 6: Final answer
    x = 54,817.95

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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.