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Finding the Fourth Proportional to 137,360.00, 206,355.80 and 96,926.55

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Solution

The fourth proportional to 137,360.00, 206,355.80 and 96,926.55 is: 145,612.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,360.00 : 206,355.80 = 96,926.55 : x
  2. Step 2: Convert to fraction form
    137,360.00/206,355.80 = 96,926.55/x
  3. Step 3: Cross multiply
    137,360.00x = 206,355.80 × 96,926.55
  4. Step 4: Simplify right side
    137,360.00x = 20,001,355,281.86
  5. Step 5: Solve for x
    x = 20,001,355,281.86/137,360.00
  6. Step 6: Final answer
    x = 145,612.67

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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.