Home / 94,040.73-129,812.34-63,839.55

Finding the Fourth Proportional to 94,040.73, 129,812.34 and 63,839.55

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Solution

The fourth proportional to 94,040.73, 129,812.34 and 63,839.55 is: 88,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,040.73 : 129,812.34 = 63,839.55 : x
  2. Step 2: Convert to fraction form
    94,040.73/129,812.34 = 63,839.55/x
  3. Step 3: Cross multiply
    94,040.73x = 129,812.34 × 63,839.55
  4. Step 4: Simplify right side
    94,040.73x = 8,287,161,370.05
  5. Step 5: Solve for x
    x = 8,287,161,370.05/94,040.73
  6. Step 6: Final answer
    x = 88,123.11

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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.