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Finding the Fourth Proportional to 197,494.71, 296,242.07 and 108,702.51

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Solution

The fourth proportional to 197,494.71, 296,242.07 and 108,702.51 is: 163,053.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,494.71 : 296,242.07 = 108,702.51 : x
  2. Step 2: Convert to fraction form
    197,494.71/296,242.07 = 108,702.51/x
  3. Step 3: Cross multiply
    197,494.71x = 296,242.07 × 108,702.51
  4. Step 4: Simplify right side
    197,494.71x = 32,202,256,033.08
  5. Step 5: Solve for x
    x = 32,202,256,033.08/197,494.71
  6. Step 6: Final answer
    x = 163,053.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.