Home / 169,886.22-234,470.07-98,309.76

Finding the Fourth Proportional to 169,886.22, 234,470.07 and 98,309.76

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Solution

The fourth proportional to 169,886.22, 234,470.07 and 98,309.76 is: 135,683.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,886.22 : 234,470.07 = 98,309.76 : x
  2. Step 2: Convert to fraction form
    169,886.22/234,470.07 = 98,309.76/x
  3. Step 3: Cross multiply
    169,886.22x = 234,470.07 × 98,309.76
  4. Step 4: Simplify right side
    169,886.22x = 23,050,696,308.88
  5. Step 5: Solve for x
    x = 23,050,696,308.88/169,886.22
  6. Step 6: Final answer
    x = 135,683.14

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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.