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Finding the Fourth Proportional to 174,551.14, 240,907.94 and 102,939.04

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Solution

The fourth proportional to 174,551.14, 240,907.94 and 102,939.04 is: 142,072.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,551.14 : 240,907.94 = 102,939.04 : x
  2. Step 2: Convert to fraction form
    174,551.14/240,907.94 = 102,939.04/x
  3. Step 3: Cross multiply
    174,551.14x = 240,907.94 × 102,939.04
  4. Step 4: Simplify right side
    174,551.14x = 24,798,831,557.28
  5. Step 5: Solve for x
    x = 24,798,831,557.28/174,551.14
  6. Step 6: Final answer
    x = 142,072.01

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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.