Home / 175,053.40-262,709.70-69,947.80

Finding the Fourth Proportional to 175,053.40, 262,709.70 and 69,947.80

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Solution

The fourth proportional to 175,053.40, 262,709.70 and 69,947.80 is: 104,973.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,053.40 : 262,709.70 = 69,947.80 : x
  2. Step 2: Convert to fraction form
    175,053.40/262,709.70 = 69,947.80/x
  3. Step 3: Cross multiply
    175,053.40x = 262,709.70 × 69,947.80
  4. Step 4: Simplify right side
    175,053.40x = 18,375,965,553.66
  5. Step 5: Solve for x
    x = 18,375,965,553.66/175,053.40
  6. Step 6: Final answer
    x = 104,973.49

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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.