Home / 94,118.01-129,833.87-76,233.21

Finding the Fourth Proportional to 94,118.01, 129,833.87 and 76,233.21

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Solution

The fourth proportional to 94,118.01, 129,833.87 and 76,233.21 is: 105,162.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,118.01 : 129,833.87 = 76,233.21 : x
  2. Step 2: Convert to fraction form
    94,118.01/129,833.87 = 76,233.21/x
  3. Step 3: Cross multiply
    94,118.01x = 129,833.87 × 76,233.21
  4. Step 4: Simplify right side
    94,118.01x = 9,897,652,295.66
  5. Step 5: Solve for x
    x = 9,897,652,295.66/94,118.01
  6. Step 6: Final answer
    x = 105,162.15

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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.