Home / 74,603.18-111,876.45-24,668.30

Finding the Fourth Proportional to 74,603.18, 111,876.45 and 24,668.30

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Solution

The fourth proportional to 74,603.18, 111,876.45 and 24,668.30 is: 36,993.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,603.18 : 111,876.45 = 24,668.30 : x
  2. Step 2: Convert to fraction form
    74,603.18/111,876.45 = 24,668.30/x
  3. Step 3: Cross multiply
    74,603.18x = 111,876.45 × 24,668.30
  4. Step 4: Simplify right side
    74,603.18x = 2,759,801,831.54
  5. Step 5: Solve for x
    x = 2,759,801,831.54/74,603.18
  6. Step 6: Final answer
    x = 36,993.09

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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.