Home / 123,824.09-185,632.45-49,934.81

Finding the Fourth Proportional to 123,824.09, 185,632.45 and 49,934.81

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Solution

The fourth proportional to 123,824.09, 185,632.45 and 49,934.81 is: 74,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,824.09 : 185,632.45 = 49,934.81 : x
  2. Step 2: Convert to fraction form
    123,824.09/185,632.45 = 49,934.81/x
  3. Step 3: Cross multiply
    123,824.09x = 185,632.45 × 49,934.81
  4. Step 4: Simplify right side
    123,824.09x = 9,269,521,120.58
  5. Step 5: Solve for x
    x = 9,269,521,120.58/123,824.09
  6. Step 6: Final answer
    x = 74,860.40

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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.