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Finding the Fourth Proportional to 176,352.58, 243,368.31 and 95,780.87

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Solution

The fourth proportional to 176,352.58, 243,368.31 and 95,780.87 is: 132,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,352.58 : 243,368.31 = 95,780.87 : x
  2. Step 2: Convert to fraction form
    176,352.58/243,368.31 = 95,780.87/x
  3. Step 3: Cross multiply
    176,352.58x = 243,368.31 × 95,780.87
  4. Step 4: Simplify right side
    176,352.58x = 23,310,028,462.23
  5. Step 5: Solve for x
    x = 23,310,028,462.23/176,352.58
  6. Step 6: Final answer
    x = 132,178.55

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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.