Home / 48,888.32-73,311.80-20,807.24

Finding the Fourth Proportional to 48,888.32, 73,311.80 and 20,807.24

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Solution

The fourth proportional to 48,888.32, 73,311.80 and 20,807.24 is: 31,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,888.32 : 73,311.80 = 20,807.24 : x
  2. Step 2: Convert to fraction form
    48,888.32/73,311.80 = 20,807.24/x
  3. Step 3: Cross multiply
    48,888.32x = 73,311.80 × 20,807.24
  4. Step 4: Simplify right side
    48,888.32x = 1,525,416,217.43
  5. Step 5: Solve for x
    x = 1,525,416,217.43/48,888.32
  6. Step 6: Final answer
    x = 31,202.06

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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.