Home / 48,605.52-72,901.37-15,321.26

Finding the Fourth Proportional to 48,605.52, 72,901.37 and 15,321.26

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Solution

The fourth proportional to 48,605.52, 72,901.37 and 15,321.26 is: 22,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,605.52 : 72,901.37 = 15,321.26 : x
  2. Step 2: Convert to fraction form
    48,605.52/72,901.37 = 15,321.26/x
  3. Step 3: Cross multiply
    48,605.52x = 72,901.37 × 15,321.26
  4. Step 4: Simplify right side
    48,605.52x = 1,116,940,403.01
  5. Step 5: Solve for x
    x = 1,116,940,403.01/48,605.52
  6. Step 6: Final answer
    x = 22,979.70

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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.