Home / 91,770.32-137,668.28-29,459.92

Finding the Fourth Proportional to 91,770.32, 137,668.28 and 29,459.92

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Solution

The fourth proportional to 91,770.32, 137,668.28 and 29,459.92 is: 44,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,770.32 : 137,668.28 = 29,459.92 : x
  2. Step 2: Convert to fraction form
    91,770.32/137,668.28 = 29,459.92/x
  3. Step 3: Cross multiply
    91,770.32x = 137,668.28 × 29,459.92
  4. Step 4: Simplify right side
    91,770.32x = 4,055,696,515.34
  5. Step 5: Solve for x
    x = 4,055,696,515.34/91,770.32
  6. Step 6: Final answer
    x = 44,193.99

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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.