Home / 217,110.48-299,612.55-132,227.55

Finding the Fourth Proportional to 217,110.48, 299,612.55 and 132,227.55

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Solution

The fourth proportional to 217,110.48, 299,612.55 and 132,227.55 is: 182,474.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,110.48 : 299,612.55 = 132,227.55 : x
  2. Step 2: Convert to fraction form
    217,110.48/299,612.55 = 132,227.55/x
  3. Step 3: Cross multiply
    217,110.48x = 299,612.55 × 132,227.55
  4. Step 4: Simplify right side
    217,110.48x = 39,617,033,435.75
  5. Step 5: Solve for x
    x = 39,617,033,435.75/217,110.48
  6. Step 6: Final answer
    x = 182,474.07

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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.