Home / 106,012.19-158,993.97-63,329.64

Finding the Fourth Proportional to 106,012.19, 158,993.97 and 63,329.64

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Solution

The fourth proportional to 106,012.19, 158,993.97 and 63,329.64 is: 94,979.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,012.19 : 158,993.97 = 63,329.64 : x
  2. Step 2: Convert to fraction form
    106,012.19/158,993.97 = 63,329.64/x
  3. Step 3: Cross multiply
    106,012.19x = 158,993.97 × 63,329.64
  4. Step 4: Simplify right side
    106,012.19x = 10,069,030,882.27
  5. Step 5: Solve for x
    x = 10,069,030,882.27/106,012.19
  6. Step 6: Final answer
    x = 94,979.94

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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.