Home / 35,976.40-49,645.10-20,059.90

Finding the Fourth Proportional to 35,976.40, 49,645.10 and 20,059.90

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Solution

The fourth proportional to 35,976.40, 49,645.10 and 20,059.90 is: 27,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,976.40 : 49,645.10 = 20,059.90 : x
  2. Step 2: Convert to fraction form
    35,976.40/49,645.10 = 20,059.90/x
  3. Step 3: Cross multiply
    35,976.40x = 49,645.10 × 20,059.90
  4. Step 4: Simplify right side
    35,976.40x = 995,875,741.49
  5. Step 5: Solve for x
    x = 995,875,741.49/35,976.40
  6. Step 6: Final answer
    x = 27,681.36

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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.