Home / 213,503.01-320,260.14-93,498.21

Finding the Fourth Proportional to 213,503.01, 320,260.14 and 93,498.21

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Solution

The fourth proportional to 213,503.01, 320,260.14 and 93,498.21 is: 140,249.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,503.01 : 320,260.14 = 93,498.21 : x
  2. Step 2: Convert to fraction form
    213,503.01/320,260.14 = 93,498.21/x
  3. Step 3: Cross multiply
    213,503.01x = 320,260.14 × 93,498.21
  4. Step 4: Simplify right side
    213,503.01x = 29,943,749,824.35
  5. Step 5: Solve for x
    x = 29,943,749,824.35/213,503.01
  6. Step 6: Final answer
    x = 140,249.78

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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.