Home / 54,839.44-75,678.44-29,688.94

Finding the Fourth Proportional to 54,839.44, 75,678.44 and 29,688.94

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Solution

The fourth proportional to 54,839.44, 75,678.44 and 29,688.94 is: 40,970.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839.44 : 75,678.44 = 29,688.94 : x
  2. Step 2: Convert to fraction form
    54,839.44/75,678.44 = 29,688.94/x
  3. Step 3: Cross multiply
    54,839.44x = 75,678.44 × 29,688.94
  4. Step 4: Simplify right side
    54,839.44x = 2,246,812,664.45
  5. Step 5: Solve for x
    x = 2,246,812,664.45/54,839.44
  6. Step 6: Final answer
    x = 40,970.74

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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.