Home / 39,189.36-54,089.16-23,282.64

Finding the Fourth Proportional to 39,189.36, 54,089.16 and 23,282.64

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Solution

The fourth proportional to 39,189.36, 54,089.16 and 23,282.64 is: 32,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,189.36 : 54,089.16 = 23,282.64 : x
  2. Step 2: Convert to fraction form
    39,189.36/54,089.16 = 23,282.64/x
  3. Step 3: Cross multiply
    39,189.36x = 54,089.16 × 23,282.64
  4. Step 4: Simplify right side
    39,189.36x = 1,259,338,440.18
  5. Step 5: Solve for x
    x = 1,259,338,440.18/39,189.36
  6. Step 6: Final answer
    x = 32,134.70

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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.