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Finding the Fourth Proportional to 174,478.76, 261,719.45 and 95,549.93

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Solution

The fourth proportional to 174,478.76, 261,719.45 and 95,549.93 is: 143,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,478.76 : 261,719.45 = 95,549.93 : x
  2. Step 2: Convert to fraction form
    174,478.76/261,719.45 = 95,549.93/x
  3. Step 3: Cross multiply
    174,478.76x = 261,719.45 × 95,549.93
  4. Step 4: Simplify right side
    174,478.76x = 25,007,275,218.02
  5. Step 5: Solve for x
    x = 25,007,275,218.02/174,478.76
  6. Step 6: Final answer
    x = 143,325.61

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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.