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Finding the Fourth Proportional to 204,378.55, 306,567.92 and 97,737.30

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Solution

The fourth proportional to 204,378.55, 306,567.92 and 97,737.30 is: 146,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,378.55 : 306,567.92 = 97,737.30 : x
  2. Step 2: Convert to fraction form
    204,378.55/306,567.92 = 97,737.30/x
  3. Step 3: Cross multiply
    204,378.55x = 306,567.92 × 97,737.30
  4. Step 4: Simplify right side
    204,378.55x = 29,963,121,011.76
  5. Step 5: Solve for x
    x = 29,963,121,011.76/204,378.55
  6. Step 6: Final answer
    x = 146,606.00

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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.