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Finding the Fourth Proportional to 54,551.96, 75,415.89 and 54,053.00

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Solution

The fourth proportional to 54,551.96, 75,415.89 and 54,053.00 is: 74,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,551.96 : 75,415.89 = 54,053.00 : x
  2. Step 2: Convert to fraction form
    54,551.96/75,415.89 = 54,053.00/x
  3. Step 3: Cross multiply
    54,551.96x = 75,415.89 × 54,053.00
  4. Step 4: Simplify right side
    54,551.96x = 4,076,454,725.09
  5. Step 5: Solve for x
    x = 4,076,454,725.09/54,551.96
  6. Step 6: Final answer
    x = 74,726.10

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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.