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Finding the Fourth Proportional to 133,023.60, 199,632.60 and 93,657.60

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Solution

The fourth proportional to 133,023.60, 199,632.60 and 93,657.60 is: 140,554.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,023.60 : 199,632.60 = 93,657.60 : x
  2. Step 2: Convert to fraction form
    133,023.60/199,632.60 = 93,657.60/x
  3. Step 3: Cross multiply
    133,023.60x = 199,632.60 × 93,657.60
  4. Step 4: Simplify right side
    133,023.60x = 18,697,110,197.76
  5. Step 5: Solve for x
    x = 18,697,110,197.76/133,023.60
  6. Step 6: Final answer
    x = 140,554.84

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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.