Home / 60,438.42-90,649.25-16,068.78

Finding the Fourth Proportional to 60,438.42, 90,649.25 and 16,068.78

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Solution

The fourth proportional to 60,438.42, 90,649.25 and 16,068.78 is: 24,100.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,438.42 : 90,649.25 = 16,068.78 : x
  2. Step 2: Convert to fraction form
    60,438.42/90,649.25 = 16,068.78/x
  3. Step 3: Cross multiply
    60,438.42x = 90,649.25 × 16,068.78
  4. Step 4: Simplify right side
    60,438.42x = 1,456,622,855.42
  5. Step 5: Solve for x
    x = 1,456,622,855.42/60,438.42
  6. Step 6: Final answer
    x = 24,100.94

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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.