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Finding the Fourth Proportional to 178,152.17, 245,850.03 and 97,581.04

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Solution

The fourth proportional to 178,152.17, 245,850.03 and 97,581.04 is: 134,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,152.17 : 245,850.03 = 97,581.04 : x
  2. Step 2: Convert to fraction form
    178,152.17/245,850.03 = 97,581.04/x
  3. Step 3: Cross multiply
    178,152.17x = 245,850.03 × 97,581.04
  4. Step 4: Simplify right side
    178,152.17x = 23,990,300,996.81
  5. Step 5: Solve for x
    x = 23,990,300,996.81/178,152.17
  6. Step 6: Final answer
    x = 134,661.85

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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.