Home / 48,240.36-72,362.52-13,179.96

Finding the Fourth Proportional to 48,240.36, 72,362.52 and 13,179.96

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Solution

The fourth proportional to 48,240.36, 72,362.52 and 13,179.96 is: 19,770.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,240.36 : 72,362.52 = 13,179.96 : x
  2. Step 2: Convert to fraction form
    48,240.36/72,362.52 = 13,179.96/x
  3. Step 3: Cross multiply
    48,240.36x = 72,362.52 × 13,179.96
  4. Step 4: Simplify right side
    48,240.36x = 953,735,119.10
  5. Step 5: Solve for x
    x = 953,735,119.10/48,240.36
  6. Step 6: Final answer
    x = 19,770.48

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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.