Home / 39,182.88-54,071.94-22,186.66

Finding the Fourth Proportional to 39,182.88, 54,071.94 and 22,186.66

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Solution

The fourth proportional to 39,182.88, 54,071.94 and 22,186.66 is: 30,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.88 : 54,071.94 = 22,186.66 : x
  2. Step 2: Convert to fraction form
    39,182.88/54,071.94 = 22,186.66/x
  3. Step 3: Cross multiply
    39,182.88x = 54,071.94 × 22,186.66
  4. Step 4: Simplify right side
    39,182.88x = 1,199,675,748.32
  5. Step 5: Solve for x
    x = 1,199,675,748.32/39,182.88
  6. Step 6: Final answer
    x = 30,617.34

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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.