Home / 48,711.04-73,072.32-15,432.64

Finding the Fourth Proportional to 48,711.04, 73,072.32 and 15,432.64

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Solution

The fourth proportional to 48,711.04, 73,072.32 and 15,432.64 is: 23,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,711.04 : 73,072.32 = 15,432.64 : x
  2. Step 2: Convert to fraction form
    48,711.04/73,072.32 = 15,432.64/x
  3. Step 3: Cross multiply
    48,711.04x = 73,072.32 × 15,432.64
  4. Step 4: Simplify right side
    48,711.04x = 1,127,698,808.52
  5. Step 5: Solve for x
    x = 1,127,698,808.52/48,711.04
  6. Step 6: Final answer
    x = 23,150.78

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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.