Home / 175,065.40-262,727.70-69,959.80

Finding the Fourth Proportional to 175,065.40, 262,727.70 and 69,959.80

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Solution

The fourth proportional to 175,065.40, 262,727.70 and 69,959.80 is: 104,991.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,065.40 : 262,727.70 = 69,959.80 : x
  2. Step 2: Convert to fraction form
    175,065.40/262,727.70 = 69,959.80/x
  3. Step 3: Cross multiply
    175,065.40x = 262,727.70 × 69,959.80
  4. Step 4: Simplify right side
    175,065.40x = 18,380,377,346.46
  5. Step 5: Solve for x
    x = 18,380,377,346.46/175,065.40
  6. Step 6: Final answer
    x = 104,991.49

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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.