Home / 35,987.58-49,637.15-31,198.96

Finding the Fourth Proportional to 35,987.58, 49,637.15 and 31,198.96

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Solution

The fourth proportional to 35,987.58, 49,637.15 and 31,198.96 is: 43,032.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,987.58 : 49,637.15 = 31,198.96 : x
  2. Step 2: Convert to fraction form
    35,987.58/49,637.15 = 31,198.96/x
  3. Step 3: Cross multiply
    35,987.58x = 49,637.15 × 31,198.96
  4. Step 4: Simplify right side
    35,987.58x = 1,548,627,177.28
  5. Step 5: Solve for x
    x = 1,548,627,177.28/35,987.58
  6. Step 6: Final answer
    x = 43,032.27

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1.5x scale

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.