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Finding the Fourth Proportional to 237,612.44, 327,905.16 and 130,186.54

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Solution

The fourth proportional to 237,612.44, 327,905.16 and 130,186.54 is: 179,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,612.44 : 327,905.16 = 130,186.54 : x
  2. Step 2: Convert to fraction form
    237,612.44/327,905.16 = 130,186.54/x
  3. Step 3: Cross multiply
    237,612.44x = 327,905.16 × 130,186.54
  4. Step 4: Simplify right side
    237,612.44x = 42,688,838,228.55
  5. Step 5: Solve for x
    x = 42,688,838,228.55/237,612.44
  6. Step 6: Final answer
    x = 179,657.42

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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.