Home / 61,277.31-84,556.10-34,422.77

Finding the Fourth Proportional to 61,277.31, 84,556.10 and 34,422.77

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Solution

The fourth proportional to 61,277.31, 84,556.10 and 34,422.77 is: 47,499.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,277.31 : 84,556.10 = 34,422.77 : x
  2. Step 2: Convert to fraction form
    61,277.31/84,556.10 = 34,422.77/x
  3. Step 3: Cross multiply
    61,277.31x = 84,556.10 × 34,422.77
  4. Step 4: Simplify right side
    61,277.31x = 2,910,655,479.84
  5. Step 5: Solve for x
    x = 2,910,655,479.84/61,277.31
  6. Step 6: Final answer
    x = 47,499.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.