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Finding the Fourth Proportional to 176,307.60, 264,720.60 and 123,949.20

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Solution

The fourth proportional to 176,307.60, 264,720.60 and 123,949.20 is: 186,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,307.60 : 264,720.60 = 123,949.20 : x
  2. Step 2: Convert to fraction form
    176,307.60/264,720.60 = 123,949.20/x
  3. Step 3: Cross multiply
    176,307.60x = 264,720.60 × 123,949.20
  4. Step 4: Simplify right side
    176,307.60x = 32,811,906,593.52
  5. Step 5: Solve for x
    x = 32,811,906,593.52/176,307.60
  6. Step 6: Final answer
    x = 186,106.02

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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.