Home / 48,861.16-73,290.52-13,800.32

Finding the Fourth Proportional to 48,861.16, 73,290.52 and 13,800.32

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Solution

The fourth proportional to 48,861.16, 73,290.52 and 13,800.32 is: 20,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,861.16 : 73,290.52 = 13,800.32 : x
  2. Step 2: Convert to fraction form
    48,861.16/73,290.52 = 13,800.32/x
  3. Step 3: Cross multiply
    48,861.16x = 73,290.52 × 13,800.32
  4. Step 4: Simplify right side
    48,861.16x = 1,011,432,628.97
  5. Step 5: Solve for x
    x = 1,011,432,628.97/48,861.16
  6. Step 6: Final answer
    x = 20,700.14

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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.