Home / 84,033.95-115,989.23-49,608.95

Finding the Fourth Proportional to 84,033.95, 115,989.23 and 49,608.95

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Solution

The fourth proportional to 84,033.95, 115,989.23 and 49,608.95 is: 68,473.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,033.95 : 115,989.23 = 49,608.95 : x
  2. Step 2: Convert to fraction form
    84,033.95/115,989.23 = 49,608.95/x
  3. Step 3: Cross multiply
    84,033.95x = 115,989.23 × 49,608.95
  4. Step 4: Simplify right side
    84,033.95x = 5,754,103,455.68
  5. Step 5: Solve for x
    x = 5,754,103,455.68/84,033.95
  6. Step 6: Final answer
    x = 68,473.56

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1.5x scale

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.