Home / 94,777.12-142,081.20-48,005.92

Finding the Fourth Proportional to 94,777.12, 142,081.20 and 48,005.92

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Solution

The fourth proportional to 94,777.12, 142,081.20 and 48,005.92 is: 71,966.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,777.12 : 142,081.20 = 48,005.92 : x
  2. Step 2: Convert to fraction form
    94,777.12/142,081.20 = 48,005.92/x
  3. Step 3: Cross multiply
    94,777.12x = 142,081.20 × 48,005.92
  4. Step 4: Simplify right side
    94,777.12x = 6,820,738,720.70
  5. Step 5: Solve for x
    x = 6,820,738,720.70/94,777.12
  6. Step 6: Final answer
    x = 71,966.09

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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.