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Finding the Fourth Proportional to 176,140.80, 264,016.80 and 97,311.60

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Solution

The fourth proportional to 176,140.80, 264,016.80 and 97,311.60 is: 145,860.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,140.80 : 264,016.80 = 97,311.60 : x
  2. Step 2: Convert to fraction form
    176,140.80/264,016.80 = 97,311.60/x
  3. Step 3: Cross multiply
    176,140.80x = 264,016.80 × 97,311.60
  4. Step 4: Simplify right side
    176,140.80x = 25,691,897,234.88
  5. Step 5: Solve for x
    x = 25,691,897,234.88/176,140.80
  6. Step 6: Final answer
    x = 145,860.00

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1.5x scale

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.