Home / 109,324.16-150,815.79-63,974.33

Finding the Fourth Proportional to 109,324.16, 150,815.79 and 63,974.33

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Solution

The fourth proportional to 109,324.16, 150,815.79 and 63,974.33 is: 88,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,324.16 : 150,815.79 = 63,974.33 : x
  2. Step 2: Convert to fraction form
    109,324.16/150,815.79 = 63,974.33/x
  3. Step 3: Cross multiply
    109,324.16x = 150,815.79 × 63,974.33
  4. Step 4: Simplify right side
    109,324.16x = 9,648,338,364.59
  5. Step 5: Solve for x
    x = 9,648,338,364.59/109,324.16
  6. Step 6: Final answer
    x = 88,254.40

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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.