Home / 169,736.58-234,210.45-98,102.79

Finding the Fourth Proportional to 169,736.58, 234,210.45 and 98,102.79

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Solution

The fourth proportional to 169,736.58, 234,210.45 and 98,102.79 is: 135,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,736.58 : 234,210.45 = 98,102.79 : x
  2. Step 2: Convert to fraction form
    169,736.58/234,210.45 = 98,102.79/x
  3. Step 3: Cross multiply
    169,736.58x = 234,210.45 × 98,102.79
  4. Step 4: Simplify right side
    169,736.58x = 22,976,698,592.16
  5. Step 5: Solve for x
    x = 22,976,698,592.16/169,736.58
  6. Step 6: Final answer
    x = 135,366.81

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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.