Home / 48,697.92-73,047.33-19,118.70

Finding the Fourth Proportional to 48,697.92, 73,047.33 and 19,118.70

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Solution

The fourth proportional to 48,697.92, 73,047.33 and 19,118.70 is: 28,678.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,697.92 : 73,047.33 = 19,118.70 : x
  2. Step 2: Convert to fraction form
    48,697.92/73,047.33 = 19,118.70/x
  3. Step 3: Cross multiply
    48,697.92x = 73,047.33 × 19,118.70
  4. Step 4: Simplify right side
    48,697.92x = 1,396,569,988.07
  5. Step 5: Solve for x
    x = 1,396,569,988.07/48,697.92
  6. Step 6: Final answer
    x = 28,678.23

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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.