Home / 42,144.71-63,216.83-17,184.66

Finding the Fourth Proportional to 42,144.71, 63,216.83 and 17,184.66

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Solution

The fourth proportional to 42,144.71, 63,216.83 and 17,184.66 is: 25,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,144.71 : 63,216.83 = 17,184.66 : x
  2. Step 2: Convert to fraction form
    42,144.71/63,216.83 = 17,184.66/x
  3. Step 3: Cross multiply
    42,144.71x = 63,216.83 × 17,184.66
  4. Step 4: Simplify right side
    42,144.71x = 1,086,360,009.85
  5. Step 5: Solve for x
    x = 1,086,360,009.85/42,144.71
  6. Step 6: Final answer
    x = 25,776.90

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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.