Home / 43,201.13-64,801.69-10,369.13

Finding the Fourth Proportional to 43,201.13, 64,801.69 and 10,369.13

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Solution

The fourth proportional to 43,201.13, 64,801.69 and 10,369.13 is: 15,553.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,201.13 : 64,801.69 = 10,369.13 : x
  2. Step 2: Convert to fraction form
    43,201.13/64,801.69 = 10,369.13/x
  3. Step 3: Cross multiply
    43,201.13x = 64,801.69 × 10,369.13
  4. Step 4: Simplify right side
    43,201.13x = 671,936,797.90
  5. Step 5: Solve for x
    x = 671,936,797.90/43,201.13
  6. Step 6: Final answer
    x = 15,553.69

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1.5x scale

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.