Home / 135,309.08-202,959.42-64,282.82

Finding the Fourth Proportional to 135,309.08, 202,959.42 and 64,282.82

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Solution

The fourth proportional to 135,309.08, 202,959.42 and 64,282.82 is: 96,422.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,309.08 : 202,959.42 = 64,282.82 : x
  2. Step 2: Convert to fraction form
    135,309.08/202,959.42 = 64,282.82/x
  3. Step 3: Cross multiply
    135,309.08x = 202,959.42 × 64,282.82
  4. Step 4: Simplify right side
    135,309.08x = 13,046,803,863.16
  5. Step 5: Solve for x
    x = 13,046,803,863.16/135,309.08
  6. Step 6: Final answer
    x = 96,422.23

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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.