Home / 52,110.22-71,911.86-28,236.91

Finding the Fourth Proportional to 52,110.22, 71,911.86 and 28,236.91

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Solution

The fourth proportional to 52,110.22, 71,911.86 and 28,236.91 is: 38,966.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.22 : 71,911.86 = 28,236.91 : x
  2. Step 2: Convert to fraction form
    52,110.22/71,911.86 = 28,236.91/x
  3. Step 3: Cross multiply
    52,110.22x = 71,911.86 × 28,236.91
  4. Step 4: Simplify right side
    52,110.22x = 2,030,568,718.75
  5. Step 5: Solve for x
    x = 2,030,568,718.75/52,110.22
  6. Step 6: Final answer
    x = 38,966.80

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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.