Home / 217,085.64-299,643.21-132,244.62

Finding the Fourth Proportional to 217,085.64, 299,643.21 and 132,244.62

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Solution

The fourth proportional to 217,085.64, 299,643.21 and 132,244.62 is: 182,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,085.64 : 299,643.21 = 132,244.62 : x
  2. Step 2: Convert to fraction form
    217,085.64/299,643.21 = 132,244.62/x
  3. Step 3: Cross multiply
    217,085.64x = 299,643.21 × 132,244.62
  4. Step 4: Simplify right side
    217,085.64x = 39,626,202,442.03
  5. Step 5: Solve for x
    x = 39,626,202,442.03/217,085.64
  6. Step 6: Final answer
    x = 182,537.19

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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.