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Finding the Fourth Proportional to 176,338.78, 243,347.45 and 95,766.33

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Solution

The fourth proportional to 176,338.78, 243,347.45 and 95,766.33 is: 132,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,338.78 : 243,347.45 = 95,766.33 : x
  2. Step 2: Convert to fraction form
    176,338.78/243,347.45 = 95,766.33/x
  3. Step 3: Cross multiply
    176,338.78x = 243,347.45 × 95,766.33
  4. Step 4: Simplify right side
    176,338.78x = 23,304,492,201.36
  5. Step 5: Solve for x
    x = 23,304,492,201.36/176,338.78
  6. Step 6: Final answer
    x = 132,157.50

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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.