Home / 206,262.75-309,394.40-56,504.36

Finding the Fourth Proportional to 206,262.75, 309,394.40 and 56,504.36

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Solution

The fourth proportional to 206,262.75, 309,394.40 and 56,504.36 is: 84,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,262.75 : 309,394.40 = 56,504.36 : x
  2. Step 2: Convert to fraction form
    206,262.75/309,394.40 = 56,504.36/x
  3. Step 3: Cross multiply
    206,262.75x = 309,394.40 × 56,504.36
  4. Step 4: Simplify right side
    206,262.75x = 17,482,130,730.09
  5. Step 5: Solve for x
    x = 17,482,130,730.09/206,262.75
  6. Step 6: Final answer
    x = 84,756.61

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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.