Home / 58,447.20-80,664.57-38,321.04

Finding the Fourth Proportional to 58,447.20, 80,664.57 and 38,321.04

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Solution

The fourth proportional to 58,447.20, 80,664.57 and 38,321.04 is: 52,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,447.20 : 80,664.57 = 38,321.04 : x
  2. Step 2: Convert to fraction form
    58,447.20/80,664.57 = 38,321.04/x
  3. Step 3: Cross multiply
    58,447.20x = 80,664.57 × 38,321.04
  4. Step 4: Simplify right side
    58,447.20x = 3,091,150,213.55
  5. Step 5: Solve for x
    x = 3,091,150,213.55/58,447.20
  6. Step 6: Final answer
    x = 52,887.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.