Home / 106,645.33-160,066.41-54,091.72

Finding the Fourth Proportional to 106,645.33, 160,066.41 and 54,091.72

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Solution

The fourth proportional to 106,645.33, 160,066.41 and 54,091.72 is: 81,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,645.33 : 160,066.41 = 54,091.72 : x
  2. Step 2: Convert to fraction form
    106,645.33/160,066.41 = 54,091.72/x
  3. Step 3: Cross multiply
    106,645.33x = 160,066.41 × 54,091.72
  4. Step 4: Simplify right side
    106,645.33x = 8,658,267,431.13
  5. Step 5: Solve for x
    x = 8,658,267,431.13/106,645.33
  6. Step 6: Final answer
    x = 81,187.50

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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.