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Finding the Fourth Proportional to 174,487.72, 240,731.72 and 114,093.71

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Solution

The fourth proportional to 174,487.72, 240,731.72 and 114,093.71 is: 157,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,487.72 : 240,731.72 = 114,093.71 : x
  2. Step 2: Convert to fraction form
    174,487.72/240,731.72 = 114,093.71/x
  3. Step 3: Cross multiply
    174,487.72x = 240,731.72 × 114,093.71
  4. Step 4: Simplify right side
    174,487.72x = 27,465,975,049.48
  5. Step 5: Solve for x
    x = 27,465,975,049.48/174,487.72
  6. Step 6: Final answer
    x = 157,409.22

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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.