Home / 141,865.60-212,827.20-48,380.80

Finding the Fourth Proportional to 141,865.60, 212,827.20 and 48,380.80

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Solution

The fourth proportional to 141,865.60, 212,827.20 and 48,380.80 is: 72,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,865.60 : 212,827.20 = 48,380.80 : x
  2. Step 2: Convert to fraction form
    141,865.60/212,827.20 = 48,380.80/x
  3. Step 3: Cross multiply
    141,865.60x = 212,827.20 × 48,380.80
  4. Step 4: Simplify right side
    141,865.60x = 10,296,750,197.76
  5. Step 5: Solve for x
    x = 10,296,750,197.76/141,865.60
  6. Step 6: Final answer
    x = 72,581.02

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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.