Home / 29,150.40-43,725.84-18,089.28

Finding the Fourth Proportional to 29,150.40, 43,725.84 and 18,089.28

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Solution

The fourth proportional to 29,150.40, 43,725.84 and 18,089.28 is: 27,134.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.40 : 43,725.84 = 18,089.28 : x
  2. Step 2: Convert to fraction form
    29,150.40/43,725.84 = 18,089.28/x
  3. Step 3: Cross multiply
    29,150.40x = 43,725.84 × 18,089.28
  4. Step 4: Simplify right side
    29,150.40x = 790,968,963.00
  5. Step 5: Solve for x
    x = 790,968,963.00/29,150.40
  6. Step 6: Final answer
    x = 27,134.07

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1.5x scale

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.