Home / 58,645.08-87,984-19,229.94

Finding the Fourth Proportional to 58,645.08, 87,984 and 19,229.94

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Solution

The fourth proportional to 58,645.08, 87,984 and 19,229.94 is: 28,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,645.08 : 87,984 = 19,229.94 : x
  2. Step 2: Convert to fraction form
    58,645.08/87,984 = 19,229.94/x
  3. Step 3: Cross multiply
    58,645.08x = 87,984 × 19,229.94
  4. Step 4: Simplify right side
    58,645.08x = 1,691,927,040.96
  5. Step 5: Solve for x
    x = 1,691,927,040.96/58,645.08
  6. Step 6: Final answer
    x = 28,850.28

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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.