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Finding the Fourth Proportional to 169,659.52, 234,158.94 and 98,081.04

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Solution

The fourth proportional to 169,659.52, 234,158.94 and 98,081.04 is: 135,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,659.52 : 234,158.94 = 98,081.04 : x
  2. Step 2: Convert to fraction form
    169,659.52/234,158.94 = 98,081.04/x
  3. Step 3: Cross multiply
    169,659.52x = 234,158.94 × 98,081.04
  4. Step 4: Simplify right side
    169,659.52x = 22,966,552,360.50
  5. Step 5: Solve for x
    x = 22,966,552,360.50/169,659.52
  6. Step 6: Final answer
    x = 135,368.49

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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.