Home / 110,295.04-165,373.44-72,815.36

Finding the Fourth Proportional to 110,295.04, 165,373.44 and 72,815.36

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Solution

The fourth proportional to 110,295.04, 165,373.44 and 72,815.36 is: 109,177.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,295.04 : 165,373.44 = 72,815.36 : x
  2. Step 2: Convert to fraction form
    110,295.04/165,373.44 = 72,815.36/x
  3. Step 3: Cross multiply
    110,295.04x = 165,373.44 × 72,815.36
  4. Step 4: Simplify right side
    110,295.04x = 12,041,726,568.04
  5. Step 5: Solve for x
    x = 12,041,726,568.04/110,295.04
  6. Step 6: Final answer
    x = 109,177.41

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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.