Home / 36,118.77-49,843.51-20,203.35

Finding the Fourth Proportional to 36,118.77, 49,843.51 and 20,203.35

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Solution

The fourth proportional to 36,118.77, 49,843.51 and 20,203.35 is: 27,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,118.77 : 49,843.51 = 20,203.35 : x
  2. Step 2: Convert to fraction form
    36,118.77/49,843.51 = 20,203.35/x
  3. Step 3: Cross multiply
    36,118.77x = 49,843.51 × 20,203.35
  4. Step 4: Simplify right side
    36,118.77x = 1,007,005,877.76
  5. Step 5: Solve for x
    x = 1,007,005,877.76/36,118.77
  6. Step 6: Final answer
    x = 27,880.40

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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.