Home / 42,537.48-63,764.58-15,863.94

Finding the Fourth Proportional to 42,537.48, 63,764.58 and 15,863.94

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Solution

The fourth proportional to 42,537.48, 63,764.58 and 15,863.94 is: 23,780.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,537.48 : 63,764.58 = 15,863.94 : x
  2. Step 2: Convert to fraction form
    42,537.48/63,764.58 = 15,863.94/x
  3. Step 3: Cross multiply
    42,537.48x = 63,764.58 × 15,863.94
  4. Step 4: Simplify right side
    42,537.48x = 1,011,557,471.25
  5. Step 5: Solve for x
    x = 1,011,557,471.25/42,537.48
  6. Step 6: Final answer
    x = 23,780.38

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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.