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Finding the Fourth Proportional to 242,053.92, 333,942.78 and 150,130.68

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Solution

The fourth proportional to 242,053.92, 333,942.78 and 150,130.68 is: 207,123.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,053.92 : 333,942.78 = 150,130.68 : x
  2. Step 2: Convert to fraction form
    242,053.92/333,942.78 = 150,130.68/x
  3. Step 3: Cross multiply
    242,053.92x = 333,942.78 × 150,130.68
  4. Step 4: Simplify right side
    242,053.92x = 50,135,056,642.49
  5. Step 5: Solve for x
    x = 50,135,056,642.49/242,053.92
  6. Step 6: Final answer
    x = 207,123.51

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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.