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Finding the Fourth Proportional to 169,846.60, 234,391.22 and 93,368.92

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Solution

The fourth proportional to 169,846.60, 234,391.22 and 93,368.92 is: 128,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,846.60 : 234,391.22 = 93,368.92 : x
  2. Step 2: Convert to fraction form
    169,846.60/234,391.22 = 93,368.92/x
  3. Step 3: Cross multiply
    169,846.60x = 234,391.22 × 93,368.92
  4. Step 4: Simplify right side
    169,846.60x = 21,884,853,430.08
  5. Step 5: Solve for x
    x = 21,884,853,430.08/169,846.60
  6. Step 6: Final answer
    x = 128,850.70

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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.