Home / 35,179.74-48,551.94-20,076.12

Finding the Fourth Proportional to 35,179.74, 48,551.94 and 20,076.12

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Solution

The fourth proportional to 35,179.74, 48,551.94 and 20,076.12 is: 27,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,179.74 : 48,551.94 = 20,076.12 : x
  2. Step 2: Convert to fraction form
    35,179.74/48,551.94 = 20,076.12/x
  3. Step 3: Cross multiply
    35,179.74x = 48,551.94 × 20,076.12
  4. Step 4: Simplify right side
    35,179.74x = 974,734,573.67
  5. Step 5: Solve for x
    x = 974,734,573.67/35,179.74
  6. Step 6: Final answer
    x = 27,707.27

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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.