Home / 48,351.49-72,530.62-20,243.17

Finding the Fourth Proportional to 48,351.49, 72,530.62 and 20,243.17

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Solution

The fourth proportional to 48,351.49, 72,530.62 and 20,243.17 is: 30,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,351.49 : 72,530.62 = 20,243.17 : x
  2. Step 2: Convert to fraction form
    48,351.49/72,530.62 = 20,243.17/x
  3. Step 3: Cross multiply
    48,351.49x = 72,530.62 × 20,243.17
  4. Step 4: Simplify right side
    48,351.49x = 1,468,249,670.87
  5. Step 5: Solve for x
    x = 1,468,249,670.87/48,351.49
  6. Step 6: Final answer
    x = 30,366.17

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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.