Home / 116,825.95-161,229.30-65,842.13

Finding the Fourth Proportional to 116,825.95, 161,229.30 and 65,842.13

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Solution

The fourth proportional to 116,825.95, 161,229.30 and 65,842.13 is: 90,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,825.95 : 161,229.30 = 65,842.13 : x
  2. Step 2: Convert to fraction form
    116,825.95/161,229.30 = 65,842.13/x
  3. Step 3: Cross multiply
    116,825.95x = 161,229.30 × 65,842.13
  4. Step 4: Simplify right side
    116,825.95x = 10,615,680,530.41
  5. Step 5: Solve for x
    x = 10,615,680,530.41/116,825.95
  6. Step 6: Final answer
    x = 90,867.49

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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.