Home / 174,895.40-262,472.70-69,789.80

Finding the Fourth Proportional to 174,895.40, 262,472.70 and 69,789.80

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Solution

The fourth proportional to 174,895.40, 262,472.70 and 69,789.80 is: 104,736.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,895.40 : 262,472.70 = 69,789.80 : x
  2. Step 2: Convert to fraction form
    174,895.40/262,472.70 = 69,789.80/x
  3. Step 3: Cross multiply
    174,895.40x = 262,472.70 × 69,789.80
  4. Step 4: Simplify right side
    174,895.40x = 18,317,917,238.46
  5. Step 5: Solve for x
    x = 18,317,917,238.46/174,895.40
  6. Step 6: Final answer
    x = 104,736.42

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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.