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Finding the Fourth Proportional to 174,331.98, 240,530.31 and 106,360.02

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Solution

The fourth proportional to 174,331.98, 240,530.31 and 106,360.02 is: 146,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,331.98 : 240,530.31 = 106,360.02 : x
  2. Step 2: Convert to fraction form
    174,331.98/240,530.31 = 106,360.02/x
  3. Step 3: Cross multiply
    174,331.98x = 240,530.31 × 106,360.02
  4. Step 4: Simplify right side
    174,331.98x = 25,582,808,582.21
  5. Step 5: Solve for x
    x = 25,582,808,582.21/174,331.98
  6. Step 6: Final answer
    x = 146,747.65

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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.