Home / 42,753.84-58,974.12-27,621.96

Finding the Fourth Proportional to 42,753.84, 58,974.12 and 27,621.96

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Solution

The fourth proportional to 42,753.84, 58,974.12 and 27,621.96 is: 38,101.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,753.84 : 58,974.12 = 27,621.96 : x
  2. Step 2: Convert to fraction form
    42,753.84/58,974.12 = 27,621.96/x
  3. Step 3: Cross multiply
    42,753.84x = 58,974.12 × 27,621.96
  4. Step 4: Simplify right side
    42,753.84x = 1,628,980,783.68
  5. Step 5: Solve for x
    x = 1,628,980,783.68/42,753.84
  6. Step 6: Final answer
    x = 38,101.39

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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.