Home / 69,854.36-104,780.50-17,263.82

Finding the Fourth Proportional to 69,854.36, 104,780.50 and 17,263.82

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Solution

The fourth proportional to 69,854.36, 104,780.50 and 17,263.82 is: 25,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,854.36 : 104,780.50 = 17,263.82 : x
  2. Step 2: Convert to fraction form
    69,854.36/104,780.50 = 17,263.82/x
  3. Step 3: Cross multiply
    69,854.36x = 104,780.50 × 17,263.82
  4. Step 4: Simplify right side
    69,854.36x = 1,808,911,910.30
  5. Step 5: Solve for x
    x = 1,808,911,910.30/69,854.36
  6. Step 6: Final answer
    x = 25,895.48

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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.