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Finding the Fourth Proportional to 114,843.57, 158,493.00 and 68,904.93

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Solution

The fourth proportional to 114,843.57, 158,493.00 and 68,904.93 is: 95,094.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,843.57 : 158,493.00 = 68,904.93 : x
  2. Step 2: Convert to fraction form
    114,843.57/158,493.00 = 68,904.93/x
  3. Step 3: Cross multiply
    114,843.57x = 158,493.00 × 68,904.93
  4. Step 4: Simplify right side
    114,843.57x = 10,920,949,031.71
  5. Step 5: Solve for x
    x = 10,920,949,031.71/114,843.57
  6. Step 6: Final answer
    x = 95,094.13

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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.