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Finding the Fourth Proportional to 174,386.80, 261,774.60 and 95,654.80

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Solution

The fourth proportional to 174,386.80, 261,774.60 and 95,654.80 is: 143,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,386.80 : 261,774.60 = 95,654.80 : x
  2. Step 2: Convert to fraction form
    174,386.80/261,774.60 = 95,654.80/x
  3. Step 3: Cross multiply
    174,386.80x = 261,774.60 × 95,654.80
  4. Step 4: Simplify right side
    174,386.80x = 25,039,997,008.08
  5. Step 5: Solve for x
    x = 25,039,997,008.08/174,386.80
  6. Step 6: Final answer
    x = 143,588.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.