Home / 71,377.98-98,366.02-51,199.95

Finding the Fourth Proportional to 71,377.98, 98,366.02 and 51,199.95

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Solution

The fourth proportional to 71,377.98, 98,366.02 and 51,199.95 is: 70,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,377.98 : 98,366.02 = 51,199.95 : x
  2. Step 2: Convert to fraction form
    71,377.98/98,366.02 = 51,199.95/x
  3. Step 3: Cross multiply
    71,377.98x = 98,366.02 × 51,199.95
  4. Step 4: Simplify right side
    71,377.98x = 5,036,335,137.26
  5. Step 5: Solve for x
    x = 5,036,335,137.26/71,377.98
  6. Step 6: Final answer
    x = 70,558.66

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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.