Home / 54,821.70-75,653.94-29,671.20

Finding the Fourth Proportional to 54,821.70, 75,653.94 and 29,671.20

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Solution

The fourth proportional to 54,821.70, 75,653.94 and 29,671.20 is: 40,946.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,821.70 : 75,653.94 = 29,671.20 : x
  2. Step 2: Convert to fraction form
    54,821.70/75,653.94 = 29,671.20/x
  3. Step 3: Cross multiply
    54,821.70x = 75,653.94 × 29,671.20
  4. Step 4: Simplify right side
    54,821.70x = 2,244,743,184.53
  5. Step 5: Solve for x
    x = 2,244,743,184.53/54,821.70
  6. Step 6: Final answer
    x = 40,946.25

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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.