Home / 42,871.20-59,144.09-26,949.84

Finding the Fourth Proportional to 42,871.20, 59,144.09 and 26,949.84

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Solution

The fourth proportional to 42,871.20, 59,144.09 and 26,949.84 is: 37,179.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,871.20 : 59,144.09 = 26,949.84 : x
  2. Step 2: Convert to fraction form
    42,871.20/59,144.09 = 26,949.84/x
  3. Step 3: Cross multiply
    42,871.20x = 59,144.09 × 26,949.84
  4. Step 4: Simplify right side
    42,871.20x = 1,593,923,762.45
  5. Step 5: Solve for x
    x = 1,593,923,762.45/42,871.20
  6. Step 6: Final answer
    x = 37,179.36

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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.