Home / 63,853.64-88,111.34-36,991.13

Finding the Fourth Proportional to 63,853.64, 88,111.34 and 36,991.13

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Solution

The fourth proportional to 63,853.64, 88,111.34 and 36,991.13 is: 51,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,853.64 : 88,111.34 = 36,991.13 : x
  2. Step 2: Convert to fraction form
    63,853.64/88,111.34 = 36,991.13/x
  3. Step 3: Cross multiply
    63,853.64x = 88,111.34 × 36,991.13
  4. Step 4: Simplify right side
    63,853.64x = 3,259,338,249.32
  5. Step 5: Solve for x
    x = 3,259,338,249.32/63,853.64
  6. Step 6: Final answer
    x = 51,043.89

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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.