Home / 38,531.75-53,074.90-27,181.29

Finding the Fourth Proportional to 38,531.75, 53,074.90 and 27,181.29

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Solution

The fourth proportional to 38,531.75, 53,074.90 and 27,181.29 is: 37,440.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,531.75 : 53,074.90 = 27,181.29 : x
  2. Step 2: Convert to fraction form
    38,531.75/53,074.90 = 27,181.29/x
  3. Step 3: Cross multiply
    38,531.75x = 53,074.90 × 27,181.29
  4. Step 4: Simplify right side
    38,531.75x = 1,442,644,030.19
  5. Step 5: Solve for x
    x = 1,442,644,030.19/38,531.75
  6. Step 6: Final answer
    x = 37,440.40

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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.