Home / 62,825.70-86,700.14-34,145.36

Finding the Fourth Proportional to 62,825.70, 86,700.14 and 34,145.36

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Solution

The fourth proportional to 62,825.70, 86,700.14 and 34,145.36 is: 47,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,825.70 : 86,700.14 = 34,145.36 : x
  2. Step 2: Convert to fraction form
    62,825.70/86,700.14 = 34,145.36/x
  3. Step 3: Cross multiply
    62,825.70x = 86,700.14 × 34,145.36
  4. Step 4: Simplify right side
    62,825.70x = 2,960,407,538.37
  5. Step 5: Solve for x
    x = 2,960,407,538.37/62,825.70
  6. Step 6: Final answer
    x = 47,120.96

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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.