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Finding the Fourth Proportional to 157,508.68, 236,293.44 and 50,921.32

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Solution

The fourth proportional to 157,508.68, 236,293.44 and 50,921.32 is: 76,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,508.68 : 236,293.44 = 50,921.32 : x
  2. Step 2: Convert to fraction form
    157,508.68/236,293.44 = 50,921.32/x
  3. Step 3: Cross multiply
    157,508.68x = 236,293.44 × 50,921.32
  4. Step 4: Simplify right side
    157,508.68x = 12,032,373,872.14
  5. Step 5: Solve for x
    x = 12,032,373,872.14/157,508.68
  6. Step 6: Final answer
    x = 76,391.81

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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.