Home / 58,556.84-87,825.24-21,109.46

Finding the Fourth Proportional to 58,556.84, 87,825.24 and 21,109.46

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Solution

The fourth proportional to 58,556.84, 87,825.24 and 21,109.46 is: 31,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,556.84 : 87,825.24 = 21,109.46 : x
  2. Step 2: Convert to fraction form
    58,556.84/87,825.24 = 21,109.46/x
  3. Step 3: Cross multiply
    58,556.84x = 87,825.24 × 21,109.46
  4. Step 4: Simplify right side
    58,556.84x = 1,853,943,390.77
  5. Step 5: Solve for x
    x = 1,853,943,390.77/58,556.84
  6. Step 6: Final answer
    x = 31,660.58

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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.