Home / 91,753.74-137,615.88-25,178.33

Finding the Fourth Proportional to 91,753.74, 137,615.88 and 25,178.33

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Solution

The fourth proportional to 91,753.74, 137,615.88 and 25,178.33 is: 37,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,753.74 : 137,615.88 = 25,178.33 : x
  2. Step 2: Convert to fraction form
    91,753.74/137,615.88 = 25,178.33/x
  3. Step 3: Cross multiply
    91,753.74x = 137,615.88 × 25,178.33
  4. Step 4: Simplify right side
    91,753.74x = 3,464,937,351.80
  5. Step 5: Solve for x
    x = 3,464,937,351.80/91,753.74
  6. Step 6: Final answer
    x = 37,763.45

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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.