Home / 72,240.18-108,213.38-58,960.50

Finding the Fourth Proportional to 72,240.18, 108,213.38 and 58,960.50

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Solution

The fourth proportional to 72,240.18, 108,213.38 and 58,960.50 is: 88,320.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,240.18 : 108,213.38 = 58,960.50 : x
  2. Step 2: Convert to fraction form
    72,240.18/108,213.38 = 58,960.50/x
  3. Step 3: Cross multiply
    72,240.18x = 108,213.38 × 58,960.50
  4. Step 4: Simplify right side
    72,240.18x = 6,380,314,991.49
  5. Step 5: Solve for x
    x = 6,380,314,991.49/72,240.18
  6. Step 6: Final answer
    x = 88,320.86

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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.