Home / 53,239.39-79,854.22-18,176.92

Finding the Fourth Proportional to 53,239.39, 79,854.22 and 18,176.92

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Solution

The fourth proportional to 53,239.39, 79,854.22 and 18,176.92 is: 27,263.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,239.39 : 79,854.22 = 18,176.92 : x
  2. Step 2: Convert to fraction form
    53,239.39/79,854.22 = 18,176.92/x
  3. Step 3: Cross multiply
    53,239.39x = 79,854.22 × 18,176.92
  4. Step 4: Simplify right side
    53,239.39x = 1,451,503,768.60
  5. Step 5: Solve for x
    x = 1,451,503,768.60/53,239.39
  6. Step 6: Final answer
    x = 27,263.72

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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.