Home / 186,209.98-256,924.97-109,732.21

Finding the Fourth Proportional to 186,209.98, 256,924.97 and 109,732.21

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Solution

The fourth proportional to 186,209.98, 256,924.97 and 109,732.21 is: 151,404.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,209.98 : 256,924.97 = 109,732.21 : x
  2. Step 2: Convert to fraction form
    186,209.98/256,924.97 = 109,732.21/x
  3. Step 3: Cross multiply
    186,209.98x = 256,924.97 × 109,732.21
  4. Step 4: Simplify right side
    186,209.98x = 28,192,943,982.81
  5. Step 5: Solve for x
    x = 28,192,943,982.81/186,209.98
  6. Step 6: Final answer
    x = 151,404.05

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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.