Home / 61,377.16-84,706.98-37,517.80

Finding the Fourth Proportional to 61,377.16, 84,706.98 and 37,517.80

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Solution

The fourth proportional to 61,377.16, 84,706.98 and 37,517.80 is: 51,778.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,377.16 : 84,706.98 = 37,517.80 : x
  2. Step 2: Convert to fraction form
    61,377.16/84,706.98 = 37,517.80/x
  3. Step 3: Cross multiply
    61,377.16x = 84,706.98 × 37,517.80
  4. Step 4: Simplify right side
    61,377.16x = 3,178,019,534.24
  5. Step 5: Solve for x
    x = 3,178,019,534.24/61,377.16
  6. Step 6: Final answer
    x = 51,778.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.