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Finding the Fourth Proportional to 176,147.76, 264,219.03 and 70,964.04

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Solution

The fourth proportional to 176,147.76, 264,219.03 and 70,964.04 is: 106,445.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,147.76 : 264,219.03 = 70,964.04 : x
  2. Step 2: Convert to fraction form
    176,147.76/264,219.03 = 70,964.04/x
  3. Step 3: Cross multiply
    176,147.76x = 264,219.03 × 70,964.04
  4. Step 4: Simplify right side
    176,147.76x = 18,750,049,813.68
  5. Step 5: Solve for x
    x = 18,750,049,813.68/176,147.76
  6. Step 6: Final answer
    x = 106,445.01

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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.