Home / 68,847.52-94,390.76-67,603.36

Finding the Fourth Proportional to 68,847.52, 94,390.76 and 67,603.36

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Solution

The fourth proportional to 68,847.52, 94,390.76 and 67,603.36 is: 92,685.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,847.52 : 94,390.76 = 67,603.36 : x
  2. Step 2: Convert to fraction form
    68,847.52/94,390.76 = 67,603.36/x
  3. Step 3: Cross multiply
    68,847.52x = 94,390.76 × 67,603.36
  4. Step 4: Simplify right side
    68,847.52x = 6,381,132,528.95
  5. Step 5: Solve for x
    x = 6,381,132,528.95/68,847.52
  6. Step 6: Final answer
    x = 92,685.00

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.