Home / 34,206.47-51,267.78-19,427.82

Finding the Fourth Proportional to 34,206.47, 51,267.78 and 19,427.82

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Solution

The fourth proportional to 34,206.47, 51,267.78 and 19,427.82 is: 29,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,206.47 : 51,267.78 = 19,427.82 : x
  2. Step 2: Convert to fraction form
    34,206.47/51,267.78 = 19,427.82/x
  3. Step 3: Cross multiply
    34,206.47x = 51,267.78 × 19,427.82
  4. Step 4: Simplify right side
    34,206.47x = 996,021,201.64
  5. Step 5: Solve for x
    x = 996,021,201.64/34,206.47
  6. Step 6: Final answer
    x = 29,117.92

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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.