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Finding the Fourth Proportional to 176,712, 243,863.04 and 97,224

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Solution

The fourth proportional to 176,712, 243,863.04 and 97,224 is: 134,169.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,712 : 243,863.04 = 97,224 : x
  2. Step 2: Convert to fraction form
    176,712/243,863.04 = 97,224/x
  3. Step 3: Cross multiply
    176,712x = 243,863.04 × 97,224
  4. Step 4: Simplify right side
    176,712x = 23,709,340,200.96
  5. Step 5: Solve for x
    x = 23,709,340,200.96/176,712
  6. Step 6: Final answer
    x = 134,169.38

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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.