Home / 48,302.20-72,647.70-43,247.80

Finding the Fourth Proportional to 48,302.20, 72,647.70 and 43,247.80

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Solution

The fourth proportional to 48,302.20, 72,647.70 and 43,247.80 is: 65,045.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.20 : 72,647.70 = 43,247.80 : x
  2. Step 2: Convert to fraction form
    48,302.20/72,647.70 = 43,247.80/x
  3. Step 3: Cross multiply
    48,302.20x = 72,647.70 × 43,247.80
  4. Step 4: Simplify right side
    48,302.20x = 3,141,853,200.06
  5. Step 5: Solve for x
    x = 3,141,853,200.06/48,302.20
  6. Step 6: Final answer
    x = 65,045.76

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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.