Home / 67,088.75-100,645.28-27,624.34

Finding the Fourth Proportional to 67,088.75, 100,645.28 and 27,624.34

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Solution

The fourth proportional to 67,088.75, 100,645.28 and 27,624.34 is: 41,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,088.75 : 100,645.28 = 27,624.34 : x
  2. Step 2: Convert to fraction form
    67,088.75/100,645.28 = 27,624.34/x
  3. Step 3: Cross multiply
    67,088.75x = 100,645.28 × 27,624.34
  4. Step 4: Simplify right side
    67,088.75x = 2,780,259,434.12
  5. Step 5: Solve for x
    x = 2,780,259,434.12/67,088.75
  6. Step 6: Final answer
    x = 41,441.51

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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.