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Finding the Fourth Proportional to 181,476.96, 272,270.70 and 92,792.76

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Solution

The fourth proportional to 181,476.96, 272,270.70 and 92,792.76 is: 139,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,476.96 : 272,270.70 = 92,792.76 : x
  2. Step 2: Convert to fraction form
    181,476.96/272,270.70 = 92,792.76/x
  3. Step 3: Cross multiply
    181,476.96x = 272,270.70 × 92,792.76
  4. Step 4: Simplify right side
    181,476.96x = 25,264,749,720.13
  5. Step 5: Solve for x
    x = 25,264,749,720.13/181,476.96
  6. Step 6: Final answer
    x = 139,217.40

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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.