Home / 68,822.32-103,163.77-46,637.95

Finding the Fourth Proportional to 68,822.32, 103,163.77 and 46,637.95

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Solution

The fourth proportional to 68,822.32, 103,163.77 and 46,637.95 is: 69,909.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,822.32 : 103,163.77 = 46,637.95 : x
  2. Step 2: Convert to fraction form
    68,822.32/103,163.77 = 46,637.95/x
  3. Step 3: Cross multiply
    68,822.32x = 103,163.77 × 46,637.95
  4. Step 4: Simplify right side
    68,822.32x = 4,811,346,747.07
  5. Step 5: Solve for x
    x = 4,811,346,747.07/68,822.32
  6. Step 6: Final answer
    x = 69,909.69

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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.