Home / 109,067.24-163,512.60-49,051.76

Finding the Fourth Proportional to 109,067.24, 163,512.60 and 49,051.76

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Solution

The fourth proportional to 109,067.24, 163,512.60 and 49,051.76 is: 73,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,067.24 : 163,512.60 = 49,051.76 : x
  2. Step 2: Convert to fraction form
    109,067.24/163,512.60 = 49,051.76/x
  3. Step 3: Cross multiply
    109,067.24x = 163,512.60 × 49,051.76
  4. Step 4: Simplify right side
    109,067.24x = 8,020,580,812.18
  5. Step 5: Solve for x
    x = 8,020,580,812.18/109,067.24
  6. Step 6: Final answer
    x = 73,537.95

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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.