Home / 38,122.82-57,172.10-35,635.16

Finding the Fourth Proportional to 38,122.82, 57,172.10 and 35,635.16

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Solution

The fourth proportional to 38,122.82, 57,172.10 and 35,635.16 is: 53,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.82 : 57,172.10 = 35,635.16 : x
  2. Step 2: Convert to fraction form
    38,122.82/57,172.10 = 35,635.16/x
  3. Step 3: Cross multiply
    38,122.82x = 57,172.10 × 35,635.16
  4. Step 4: Simplify right side
    38,122.82x = 2,037,336,931.04
  5. Step 5: Solve for x
    x = 2,037,336,931.04/38,122.82
  6. Step 6: Final answer
    x = 53,441.40

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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.