Home / 48,418.04-72,645.74-16,831.38

Finding the Fourth Proportional to 48,418.04, 72,645.74 and 16,831.38

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Solution

The fourth proportional to 48,418.04, 72,645.74 and 16,831.38 is: 25,253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,418.04 : 72,645.74 = 16,831.38 : x
  2. Step 2: Convert to fraction form
    48,418.04/72,645.74 = 16,831.38/x
  3. Step 3: Cross multiply
    48,418.04x = 72,645.74 × 16,831.38
  4. Step 4: Simplify right side
    48,418.04x = 1,222,727,971.16
  5. Step 5: Solve for x
    x = 1,222,727,971.16/48,418.04
  6. Step 6: Final answer
    x = 25,253.56

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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.