Home / 40,831.37-61,249.18-11,248.55

Finding the Fourth Proportional to 40,831.37, 61,249.18 and 11,248.55

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Solution

The fourth proportional to 40,831.37, 61,249.18 and 11,248.55 is: 16,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,831.37 : 61,249.18 = 11,248.55 : x
  2. Step 2: Convert to fraction form
    40,831.37/61,249.18 = 11,248.55/x
  3. Step 3: Cross multiply
    40,831.37x = 61,249.18 × 11,248.55
  4. Step 4: Simplify right side
    40,831.37x = 688,964,463.69
  5. Step 5: Solve for x
    x = 688,964,463.69/40,831.37
  6. Step 6: Final answer
    x = 16,873.41

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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.