Home / 67,085.33-100,646.14-22,712.09

Finding the Fourth Proportional to 67,085.33, 100,646.14 and 22,712.09

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Solution

The fourth proportional to 67,085.33, 100,646.14 and 22,712.09 is: 34,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,085.33 : 100,646.14 = 22,712.09 : x
  2. Step 2: Convert to fraction form
    67,085.33/100,646.14 = 22,712.09/x
  3. Step 3: Cross multiply
    67,085.33x = 100,646.14 × 22,712.09
  4. Step 4: Simplify right side
    67,085.33x = 2,285,884,189.83
  5. Step 5: Solve for x
    x = 2,285,884,189.83/67,085.33
  6. Step 6: Final answer
    x = 34,074.28

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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.