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Finding the Fourth Proportional to 168,766.58, 232,497.47 and 117,686.47

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Solution

The fourth proportional to 168,766.58, 232,497.47 and 117,686.47 is: 162,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,766.58 : 232,497.47 = 117,686.47 : x
  2. Step 2: Convert to fraction form
    168,766.58/232,497.47 = 117,686.47/x
  3. Step 3: Cross multiply
    168,766.58x = 232,497.47 × 117,686.47
  4. Step 4: Simplify right side
    168,766.58x = 27,361,805,365.74
  5. Step 5: Solve for x
    x = 27,361,805,365.74/168,766.58
  6. Step 6: Final answer
    x = 162,128.10

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1.5x scale

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.