Home / 45,076.83-67,614.96-18,417.18

Finding the Fourth Proportional to 45,076.83, 67,614.96 and 18,417.18

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Solution

The fourth proportional to 45,076.83, 67,614.96 and 18,417.18 is: 27,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,076.83 : 67,614.96 = 18,417.18 : x
  2. Step 2: Convert to fraction form
    45,076.83/67,614.96 = 18,417.18/x
  3. Step 3: Cross multiply
    45,076.83x = 67,614.96 × 18,417.18
  4. Step 4: Simplify right side
    45,076.83x = 1,245,276,889.01
  5. Step 5: Solve for x
    x = 1,245,276,889.01/45,076.83
  6. Step 6: Final answer
    x = 27,625.65

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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.