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Finding the Fourth Proportional to 176,770.80, 264,508.20 and 130,114.80

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Solution

The fourth proportional to 176,770.80, 264,508.20 and 130,114.80 is: 194,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,770.80 : 264,508.20 = 130,114.80 : x
  2. Step 2: Convert to fraction form
    176,770.80/264,508.20 = 130,114.80/x
  3. Step 3: Cross multiply
    176,770.80x = 264,508.20 × 130,114.80
  4. Step 4: Simplify right side
    176,770.80x = 34,416,431,541.36
  5. Step 5: Solve for x
    x = 34,416,431,541.36/176,770.80
  6. Step 6: Final answer
    x = 194,695.23

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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.