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Finding the Fourth Proportional to 367,155.60, 550,746.96 and 100,936.92

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Solution

The fourth proportional to 367,155.60, 550,746.96 and 100,936.92 is: 151,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,155.60 : 550,746.96 = 100,936.92 : x
  2. Step 2: Convert to fraction form
    367,155.60/550,746.96 = 100,936.92/x
  3. Step 3: Cross multiply
    367,155.60x = 550,746.96 × 100,936.92
  4. Step 4: Simplify right side
    367,155.60x = 55,590,701,841.76
  5. Step 5: Solve for x
    x = 55,590,701,841.76/367,155.60
  6. Step 6: Final answer
    x = 151,409.11

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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.