Home / 109,750.70-164,626.05-108,001.10

Finding the Fourth Proportional to 109,750.70, 164,626.05 and 108,001.10

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Solution

The fourth proportional to 109,750.70, 164,626.05 and 108,001.10 is: 162,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,750.70 : 164,626.05 = 108,001.10 : x
  2. Step 2: Convert to fraction form
    109,750.70/164,626.05 = 108,001.10/x
  3. Step 3: Cross multiply
    109,750.70x = 164,626.05 × 108,001.10
  4. Step 4: Simplify right side
    109,750.70x = 17,779,794,488.66
  5. Step 5: Solve for x
    x = 17,779,794,488.66/109,750.70
  6. Step 6: Final answer
    x = 162,001.65

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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.