Home / 216,718.14-325,091.79-83,599.50

Finding the Fourth Proportional to 216,718.14, 325,091.79 and 83,599.50

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Solution

The fourth proportional to 216,718.14, 325,091.79 and 83,599.50 is: 125,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,718.14 : 325,091.79 = 83,599.50 : x
  2. Step 2: Convert to fraction form
    216,718.14/325,091.79 = 83,599.50/x
  3. Step 3: Cross multiply
    216,718.14x = 325,091.79 × 83,599.50
  4. Step 4: Simplify right side
    216,718.14x = 27,177,511,098.11
  5. Step 5: Solve for x
    x = 27,177,511,098.11/216,718.14
  6. Step 6: Final answer
    x = 125,404.87

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1.5x scale

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.