Home / 110,255.30-165,251.70-63,409.76

Finding the Fourth Proportional to 110,255.30, 165,251.70 and 63,409.76

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Solution

The fourth proportional to 110,255.30, 165,251.70 and 63,409.76 is: 95,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,255.30 : 165,251.70 = 63,409.76 : x
  2. Step 2: Convert to fraction form
    110,255.30/165,251.70 = 63,409.76/x
  3. Step 3: Cross multiply
    110,255.30x = 165,251.70 × 63,409.76
  4. Step 4: Simplify right side
    110,255.30x = 10,478,570,636.59
  5. Step 5: Solve for x
    x = 10,478,570,636.59/110,255.30
  6. Step 6: Final answer
    x = 95,039.16

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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.