Home / 57,864.61-79,853.21-33,991.57

Finding the Fourth Proportional to 57,864.61, 79,853.21 and 33,991.57

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Solution

The fourth proportional to 57,864.61, 79,853.21 and 33,991.57 is: 46,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,864.61 : 79,853.21 = 33,991.57 : x
  2. Step 2: Convert to fraction form
    57,864.61/79,853.21 = 33,991.57/x
  3. Step 3: Cross multiply
    57,864.61x = 79,853.21 × 33,991.57
  4. Step 4: Simplify right side
    57,864.61x = 2,714,335,977.44
  5. Step 5: Solve for x
    x = 2,714,335,977.44/57,864.61
  6. Step 6: Final answer
    x = 46,908.39

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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.