Home / 38,252.49-57,378.65-10,172.55

Finding the Fourth Proportional to 38,252.49, 57,378.65 and 10,172.55

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Solution

The fourth proportional to 38,252.49, 57,378.65 and 10,172.55 is: 15,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,252.49 : 57,378.65 = 10,172.55 : x
  2. Step 2: Convert to fraction form
    38,252.49/57,378.65 = 10,172.55/x
  3. Step 3: Cross multiply
    38,252.49x = 57,378.65 × 10,172.55
  4. Step 4: Simplify right side
    38,252.49x = 583,687,186.06
  5. Step 5: Solve for x
    x = 583,687,186.06/38,252.49
  6. Step 6: Final answer
    x = 15,258.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.