Home / 63,564.12-87,734.61-43,429.14

Finding the Fourth Proportional to 63,564.12, 87,734.61 and 43,429.14

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Solution

The fourth proportional to 63,564.12, 87,734.61 and 43,429.14 is: 59,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,564.12 : 87,734.61 = 43,429.14 : x
  2. Step 2: Convert to fraction form
    63,564.12/87,734.61 = 43,429.14/x
  3. Step 3: Cross multiply
    63,564.12x = 87,734.61 × 43,429.14
  4. Step 4: Simplify right side
    63,564.12x = 3,810,238,660.54
  5. Step 5: Solve for x
    x = 3,810,238,660.54/63,564.12
  6. Step 6: Final answer
    x = 59,943.23

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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.