Home / 42,242.22-63,380.96-18,537.52

Finding the Fourth Proportional to 42,242.22, 63,380.96 and 18,537.52

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Solution

The fourth proportional to 42,242.22, 63,380.96 and 18,537.52 is: 27,814.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,242.22 : 63,380.96 = 18,537.52 : x
  2. Step 2: Convert to fraction form
    42,242.22/63,380.96 = 18,537.52/x
  3. Step 3: Cross multiply
    42,242.22x = 63,380.96 × 18,537.52
  4. Step 4: Simplify right side
    42,242.22x = 1,174,925,813.62
  5. Step 5: Solve for x
    x = 1,174,925,813.62/42,242.22
  6. Step 6: Final answer
    x = 27,814.02

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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.