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Finding the Fourth Proportional to 38,599, 53,230.14 and 25,180.60

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Solution

The fourth proportional to 38,599, 53,230.14 and 25,180.60 is: 34,725.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,599 : 53,230.14 = 25,180.60 : x
  2. Step 2: Convert to fraction form
    38,599/53,230.14 = 25,180.60/x
  3. Step 3: Cross multiply
    38,599x = 53,230.14 × 25,180.60
  4. Step 4: Simplify right side
    38,599x = 1,340,366,863.28
  5. Step 5: Solve for x
    x = 1,340,366,863.28/38,599
  6. Step 6: Final answer
    x = 34,725.43

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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.