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Finding the Fourth Proportional to 201,793.60, 302,690.40 and 95,152.74

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Solution

The fourth proportional to 201,793.60, 302,690.40 and 95,152.74 is: 142,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,793.60 : 302,690.40 = 95,152.74 : x
  2. Step 2: Convert to fraction form
    201,793.60/302,690.40 = 95,152.74/x
  3. Step 3: Cross multiply
    201,793.60x = 302,690.40 × 95,152.74
  4. Step 4: Simplify right side
    201,793.60x = 28,801,820,931.70
  5. Step 5: Solve for x
    x = 28,801,820,931.70/201,793.60
  6. Step 6: Final answer
    x = 142,729.11

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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.