Home / 75,074.07-112,623.41-35,609.66

Finding the Fourth Proportional to 75,074.07, 112,623.41 and 35,609.66

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Solution

The fourth proportional to 75,074.07, 112,623.41 and 35,609.66 is: 53,420.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,074.07 : 112,623.41 = 35,609.66 : x
  2. Step 2: Convert to fraction form
    75,074.07/112,623.41 = 35,609.66/x
  3. Step 3: Cross multiply
    75,074.07x = 112,623.41 × 35,609.66
  4. Step 4: Simplify right side
    75,074.07x = 4,010,481,286.39
  5. Step 5: Solve for x
    x = 4,010,481,286.39/75,074.07
  6. Step 6: Final answer
    x = 53,420.32

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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.