Home / 68,832.96-103,237.10-18,232.32

Finding the Fourth Proportional to 68,832.96, 103,237.10 and 18,232.32

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Solution

The fourth proportional to 68,832.96, 103,237.10 and 18,232.32 is: 27,345.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,832.96 : 103,237.10 = 18,232.32 : x
  2. Step 2: Convert to fraction form
    68,832.96/103,237.10 = 18,232.32/x
  3. Step 3: Cross multiply
    68,832.96x = 103,237.10 × 18,232.32
  4. Step 4: Simplify right side
    68,832.96x = 1,882,251,843.07
  5. Step 5: Solve for x
    x = 1,882,251,843.07/68,832.96
  6. Step 6: Final answer
    x = 27,345.21

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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.