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Finding the Fourth Proportional to 174,171, 240,358.77 and 97,707.15

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Solution

The fourth proportional to 174,171, 240,358.77 and 97,707.15 is: 134,837.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,171 : 240,358.77 = 97,707.15 : x
  2. Step 2: Convert to fraction form
    174,171/240,358.77 = 97,707.15/x
  3. Step 3: Cross multiply
    174,171x = 240,358.77 × 97,707.15
  4. Step 4: Simplify right side
    174,171x = 23,484,770,394.21
  5. Step 5: Solve for x
    x = 23,484,770,394.21/174,171
  6. Step 6: Final answer
    x = 134,837.43

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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.