Home / 69,237.38-103,850.70-42,586.91

Finding the Fourth Proportional to 69,237.38, 103,850.70 and 42,586.91

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Solution

The fourth proportional to 69,237.38, 103,850.70 and 42,586.91 is: 63,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,237.38 : 103,850.70 = 42,586.91 : x
  2. Step 2: Convert to fraction form
    69,237.38/103,850.70 = 42,586.91/x
  3. Step 3: Cross multiply
    69,237.38x = 103,850.70 × 42,586.91
  4. Step 4: Simplify right side
    69,237.38x = 4,422,680,124.82
  5. Step 5: Solve for x
    x = 4,422,680,124.82/69,237.38
  6. Step 6: Final answer
    x = 63,877.06

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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.