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Finding the Fourth Proportional to 169,900.32, 234,473.76 and 112,440.48

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Solution

The fourth proportional to 169,900.32, 234,473.76 and 112,440.48 is: 155,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,900.32 : 234,473.76 = 112,440.48 : x
  2. Step 2: Convert to fraction form
    169,900.32/234,473.76 = 112,440.48/x
  3. Step 3: Cross multiply
    169,900.32x = 234,473.76 × 112,440.48
  4. Step 4: Simplify right side
    169,900.32x = 26,364,342,121.80
  5. Step 5: Solve for x
    x = 26,364,342,121.80/169,900.32
  6. Step 6: Final answer
    x = 155,175.35

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.