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Finding the Fourth Proportional to 182,291.40, 272,999.70 and 88,687.80

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Solution

The fourth proportional to 182,291.40, 272,999.70 and 88,687.80 is: 132,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,291.40 : 272,999.70 = 88,687.80 : x
  2. Step 2: Convert to fraction form
    182,291.40/272,999.70 = 88,687.80/x
  3. Step 3: Cross multiply
    182,291.40x = 272,999.70 × 88,687.80
  4. Step 4: Simplify right side
    182,291.40x = 24,211,742,793.66
  5. Step 5: Solve for x
    x = 24,211,742,793.66/182,291.40
  6. Step 6: Final answer
    x = 132,818.90

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1.5x scale

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.