Home / 39,998.88-55,180.10-23,228.64

Finding the Fourth Proportional to 39,998.88, 55,180.10 and 23,228.64

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Solution

The fourth proportional to 39,998.88, 55,180.10 and 23,228.64 is: 32,044.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,998.88 : 55,180.10 = 23,228.64 : x
  2. Step 2: Convert to fraction form
    39,998.88/55,180.10 = 23,228.64/x
  3. Step 3: Cross multiply
    39,998.88x = 55,180.10 × 23,228.64
  4. Step 4: Simplify right side
    39,998.88x = 1,281,758,678.06
  5. Step 5: Solve for x
    x = 1,281,758,678.06/39,998.88
  6. Step 6: Final answer
    x = 32,044.86

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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.