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Finding the Fourth Proportional to 191,395.68, 264,096.24 and 106,512.48

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Solution

The fourth proportional to 191,395.68, 264,096.24 and 106,512.48 is: 146,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,395.68 : 264,096.24 = 106,512.48 : x
  2. Step 2: Convert to fraction form
    191,395.68/264,096.24 = 106,512.48/x
  3. Step 3: Cross multiply
    191,395.68x = 264,096.24 × 106,512.48
  4. Step 4: Simplify right side
    191,395.68x = 28,129,545,481.08
  5. Step 5: Solve for x
    x = 28,129,545,481.08/191,395.68
  6. Step 6: Final answer
    x = 146,970.64

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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.