Home / 94,731.20-141,909.60-48,017.60

Finding the Fourth Proportional to 94,731.20, 141,909.60 and 48,017.60

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Solution

The fourth proportional to 94,731.20, 141,909.60 and 48,017.60 is: 71,931.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,731.20 : 141,909.60 = 48,017.60 : x
  2. Step 2: Convert to fraction form
    94,731.20/141,909.60 = 48,017.60/x
  3. Step 3: Cross multiply
    94,731.20x = 141,909.60 × 48,017.60
  4. Step 4: Simplify right side
    94,731.20x = 6,814,158,408.96
  5. Step 5: Solve for x
    x = 6,814,158,408.96/94,731.20
  6. Step 6: Final answer
    x = 71,931.51

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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.