Home / 110,529.10-165,988.05-107,029.90

Finding the Fourth Proportional to 110,529.10, 165,988.05 and 107,029.90

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Solution

The fourth proportional to 110,529.10, 165,988.05 and 107,029.90 is: 160,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,529.10 : 165,988.05 = 107,029.90 : x
  2. Step 2: Convert to fraction form
    110,529.10/165,988.05 = 107,029.90/x
  3. Step 3: Cross multiply
    110,529.10x = 165,988.05 × 107,029.90
  4. Step 4: Simplify right side
    110,529.10x = 17,765,684,392.70
  5. Step 5: Solve for x
    x = 17,765,684,392.70/110,529.10
  6. Step 6: Final answer
    x = 160,733.10

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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.