Home / 48,844.40-73,280.34-13,784.36

Finding the Fourth Proportional to 48,844.40, 73,280.34 and 13,784.36

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Solution

The fourth proportional to 48,844.40, 73,280.34 and 13,784.36 is: 20,680.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,844.40 : 73,280.34 = 13,784.36 : x
  2. Step 2: Convert to fraction form
    48,844.40/73,280.34 = 13,784.36/x
  3. Step 3: Cross multiply
    48,844.40x = 73,280.34 × 13,784.36
  4. Step 4: Simplify right side
    48,844.40x = 1,010,122,587.48
  5. Step 5: Solve for x
    x = 1,010,122,587.48/48,844.40
  6. Step 6: Final answer
    x = 20,680.42

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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.