Home / 36,785.04-55,180.80-11,827.32

Finding the Fourth Proportional to 36,785.04, 55,180.80 and 11,827.32

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Solution

The fourth proportional to 36,785.04, 55,180.80 and 11,827.32 is: 17,742.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.04 : 55,180.80 = 11,827.32 : x
  2. Step 2: Convert to fraction form
    36,785.04/55,180.80 = 11,827.32/x
  3. Step 3: Cross multiply
    36,785.04x = 55,180.80 × 11,827.32
  4. Step 4: Simplify right side
    36,785.04x = 652,640,979.46
  5. Step 5: Solve for x
    x = 652,640,979.46/36,785.04
  6. Step 6: Final answer
    x = 17,742.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.