Home / 91,077.87-136,625.92-27,897.26

Finding the Fourth Proportional to 91,077.87, 136,625.92 and 27,897.26

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Solution

The fourth proportional to 91,077.87, 136,625.92 and 27,897.26 is: 41,848.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,077.87 : 136,625.92 = 27,897.26 : x
  2. Step 2: Convert to fraction form
    91,077.87/136,625.92 = 27,897.26/x
  3. Step 3: Cross multiply
    91,077.87x = 136,625.92 × 27,897.26
  4. Step 4: Simplify right side
    91,077.87x = 3,811,489,084.80
  5. Step 5: Solve for x
    x = 3,811,489,084.80/91,077.87
  6. Step 6: Final answer
    x = 41,848.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.