Home / 109,115.62-163,585.06-49,100.02

Finding the Fourth Proportional to 109,115.62, 163,585.06 and 49,100.02

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Solution

The fourth proportional to 109,115.62, 163,585.06 and 49,100.02 is: 73,610.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,115.62 : 163,585.06 = 49,100.02 : x
  2. Step 2: Convert to fraction form
    109,115.62/163,585.06 = 49,100.02/x
  3. Step 3: Cross multiply
    109,115.62x = 163,585.06 × 49,100.02
  4. Step 4: Simplify right side
    109,115.62x = 8,032,029,717.70
  5. Step 5: Solve for x
    x = 8,032,029,717.70/109,115.62
  6. Step 6: Final answer
    x = 73,610.27

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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.