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Finding the Fourth Proportional to 176,691, 243,833.58 and 97,203

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Solution

The fourth proportional to 176,691, 243,833.58 and 97,203 is: 134,140.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,691 : 243,833.58 = 97,203 : x
  2. Step 2: Convert to fraction form
    176,691/243,833.58 = 97,203/x
  3. Step 3: Cross multiply
    176,691x = 243,833.58 × 97,203
  4. Step 4: Simplify right side
    176,691x = 23,701,355,476.74
  5. Step 5: Solve for x
    x = 23,701,355,476.74/176,691
  6. Step 6: Final answer
    x = 134,140.14

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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.