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Finding the Fourth Proportional to 162,901.60, 244,352.40 and 151,091.80

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Solution

The fourth proportional to 162,901.60, 244,352.40 and 151,091.80 is: 226,637.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,901.60 : 244,352.40 = 151,091.80 : x
  2. Step 2: Convert to fraction form
    162,901.60/244,352.40 = 151,091.80/x
  3. Step 3: Cross multiply
    162,901.60x = 244,352.40 × 151,091.80
  4. Step 4: Simplify right side
    162,901.60x = 36,919,643,950.32
  5. Step 5: Solve for x
    x = 36,919,643,950.32/162,901.60
  6. Step 6: Final answer
    x = 226,637.70

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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.