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Finding the Fourth Proportional to 133,017.60, 199,623.60 and 93,651.60

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Solution

The fourth proportional to 133,017.60, 199,623.60 and 93,651.60 is: 140,545.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,017.60 : 199,623.60 = 93,651.60 : x
  2. Step 2: Convert to fraction form
    133,017.60/199,623.60 = 93,651.60/x
  3. Step 3: Cross multiply
    133,017.60x = 199,623.60 × 93,651.60
  4. Step 4: Simplify right side
    133,017.60x = 18,695,069,537.76
  5. Step 5: Solve for x
    x = 18,695,069,537.76/133,017.60
  6. Step 6: Final answer
    x = 140,545.83

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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.