Home / 48,904.20-73,364.40-20,837.70

Finding the Fourth Proportional to 48,904.20, 73,364.40 and 20,837.70

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Solution

The fourth proportional to 48,904.20, 73,364.40 and 20,837.70 is: 31,260.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,904.20 : 73,364.40 = 20,837.70 : x
  2. Step 2: Convert to fraction form
    48,904.20/73,364.40 = 20,837.70/x
  3. Step 3: Cross multiply
    48,904.20x = 73,364.40 × 20,837.70
  4. Step 4: Simplify right side
    48,904.20x = 1,528,745,357.88
  5. Step 5: Solve for x
    x = 1,528,745,357.88/48,904.20
  6. Step 6: Final answer
    x = 31,260.00

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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.