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Finding the Fourth Proportional to 192,586.15, 265,835.69 and 132,356.17

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Solution

The fourth proportional to 192,586.15, 265,835.69 and 132,356.17 is: 182,697.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,586.15 : 265,835.69 = 132,356.17 : x
  2. Step 2: Convert to fraction form
    192,586.15/265,835.69 = 132,356.17/x
  3. Step 3: Cross multiply
    192,586.15x = 265,835.69 × 132,356.17
  4. Step 4: Simplify right side
    192,586.15x = 35,184,993,777.71
  5. Step 5: Solve for x
    x = 35,184,993,777.71/192,586.15
  6. Step 6: Final answer
    x = 182,697.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.