Home / 110,127.60-164,972.70-65,622.15

Finding the Fourth Proportional to 110,127.60, 164,972.70 and 65,622.15

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Solution

The fourth proportional to 110,127.60, 164,972.70 and 65,622.15 is: 98,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,127.60 : 164,972.70 = 65,622.15 : x
  2. Step 2: Convert to fraction form
    110,127.60/164,972.70 = 65,622.15/x
  3. Step 3: Cross multiply
    110,127.60x = 164,972.70 × 65,622.15
  4. Step 4: Simplify right side
    110,127.60x = 10,825,863,265.31
  5. Step 5: Solve for x
    x = 10,825,863,265.31/110,127.60
  6. Step 6: Final answer
    x = 98,302.91

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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.