Home / 209,193.87-313,666.07-82,852.24

Finding the Fourth Proportional to 209,193.87, 313,666.07 and 82,852.24

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Solution

The fourth proportional to 209,193.87, 313,666.07 and 82,852.24 is: 124,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,193.87 : 313,666.07 = 82,852.24 : x
  2. Step 2: Convert to fraction form
    209,193.87/313,666.07 = 82,852.24/x
  3. Step 3: Cross multiply
    209,193.87x = 313,666.07 × 82,852.24
  4. Step 4: Simplify right side
    209,193.87x = 25,987,937,249.42
  5. Step 5: Solve for x
    x = 25,987,937,249.42/209,193.87
  6. Step 6: Final answer
    x = 124,228.96

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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.