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Finding the Fourth Proportional to 171,006.66, 235,988.61 and 95,555.16

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Solution

The fourth proportional to 171,006.66, 235,988.61 and 95,555.16 is: 131,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,006.66 : 235,988.61 = 95,555.16 : x
  2. Step 2: Convert to fraction form
    171,006.66/235,988.61 = 95,555.16/x
  3. Step 3: Cross multiply
    171,006.66x = 235,988.61 × 95,555.16
  4. Step 4: Simplify right side
    171,006.66x = 22,549,929,386.73
  5. Step 5: Solve for x
    x = 22,549,929,386.73/171,006.66
  6. Step 6: Final answer
    x = 131,865.80

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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.