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Finding the Fourth Proportional to 169,910.63, 234,476.93 and 94,459.13

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Solution

The fourth proportional to 169,910.63, 234,476.93 and 94,459.13 is: 130,353.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,910.63 : 234,476.93 = 94,459.13 : x
  2. Step 2: Convert to fraction form
    169,910.63/234,476.93 = 94,459.13/x
  3. Step 3: Cross multiply
    169,910.63x = 234,476.93 × 94,459.13
  4. Step 4: Simplify right side
    169,910.63x = 22,148,485,876.63
  5. Step 5: Solve for x
    x = 22,148,485,876.63/169,910.63
  6. Step 6: Final answer
    x = 130,353.74

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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.