Home / 49,152.80-73,729.61-30,487.16

Finding the Fourth Proportional to 49,152.80, 73,729.61 and 30,487.16

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Solution

The fourth proportional to 49,152.80, 73,729.61 and 30,487.16 is: 45,730.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,152.80 : 73,729.61 = 30,487.16 : x
  2. Step 2: Convert to fraction form
    49,152.80/73,729.61 = 30,487.16/x
  3. Step 3: Cross multiply
    49,152.80x = 73,729.61 × 30,487.16
  4. Step 4: Simplify right side
    49,152.80x = 2,247,806,416.81
  5. Step 5: Solve for x
    x = 2,247,806,416.81/49,152.80
  6. Step 6: Final answer
    x = 45,730.99

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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.