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Finding the Fourth Proportional to 232,969.60, 349,161.92 and 99,693.12

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Solution

The fourth proportional to 232,969.60, 349,161.92 and 99,693.12 is: 149,414.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,969.60 : 349,161.92 = 99,693.12 : x
  2. Step 2: Convert to fraction form
    232,969.60/349,161.92 = 99,693.12/x
  3. Step 3: Cross multiply
    232,969.60x = 349,161.92 × 99,693.12
  4. Step 4: Simplify right side
    232,969.60x = 34,809,041,189.99
  5. Step 5: Solve for x
    x = 34,809,041,189.99/232,969.60
  6. Step 6: Final answer
    x = 149,414.52

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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.