Home / 110,252.75-165,171.02-65,139.50

Finding the Fourth Proportional to 110,252.75, 165,171.02 and 65,139.50

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Solution

The fourth proportional to 110,252.75, 165,171.02 and 65,139.50 is: 97,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,252.75 : 165,171.02 = 65,139.50 : x
  2. Step 2: Convert to fraction form
    110,252.75/165,171.02 = 65,139.50/x
  3. Step 3: Cross multiply
    110,252.75x = 165,171.02 × 65,139.50
  4. Step 4: Simplify right side
    110,252.75x = 10,759,157,657.29
  5. Step 5: Solve for x
    x = 10,759,157,657.29/110,252.75
  6. Step 6: Final answer
    x = 97,586.30

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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.