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Finding the Fourth Proportional to 176,767, 243,938.50 and 97,279

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Solution

The fourth proportional to 176,767, 243,938.50 and 97,279 is: 134,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,767 : 243,938.50 = 97,279 : x
  2. Step 2: Convert to fraction form
    176,767/243,938.50 = 97,279/x
  3. Step 3: Cross multiply
    176,767x = 243,938.50 × 97,279
  4. Step 4: Simplify right side
    176,767x = 23,730,093,341.50
  5. Step 5: Solve for x
    x = 23,730,093,341.50/176,767
  6. Step 6: Final answer
    x = 134,245.04

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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.