Home / 65,913.33-98,935.61-36,345.09

Finding the Fourth Proportional to 65,913.33, 98,935.61 and 36,345.09

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Solution

The fourth proportional to 65,913.33, 98,935.61 and 36,345.09 is: 54,553.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,913.33 : 98,935.61 = 36,345.09 : x
  2. Step 2: Convert to fraction form
    65,913.33/98,935.61 = 36,345.09/x
  3. Step 3: Cross multiply
    65,913.33x = 98,935.61 × 36,345.09
  4. Step 4: Simplify right side
    65,913.33x = 3,595,823,649.65
  5. Step 5: Solve for x
    x = 3,595,823,649.65/65,913.33
  6. Step 6: Final answer
    x = 54,553.82

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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.