Home / 39,184.29-54,074.94-22,188.07

Finding the Fourth Proportional to 39,184.29, 54,074.94 and 22,188.07

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Solution

The fourth proportional to 39,184.29, 54,074.94 and 22,188.07 is: 30,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,184.29 : 54,074.94 = 22,188.07 : x
  2. Step 2: Convert to fraction form
    39,184.29/54,074.94 = 22,188.07/x
  3. Step 3: Cross multiply
    39,184.29x = 54,074.94 × 22,188.07
  4. Step 4: Simplify right side
    39,184.29x = 1,199,818,553.97
  5. Step 5: Solve for x
    x = 1,199,818,553.97/39,184.29
  6. Step 6: Final answer
    x = 30,619.89

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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.