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Finding the Fourth Proportional to 62,159.62, 85,874.01 and 50,202.20

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Solution

The fourth proportional to 62,159.62, 85,874.01 and 50,202.20 is: 69,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,159.62 : 85,874.01 = 50,202.20 : x
  2. Step 2: Convert to fraction form
    62,159.62/85,874.01 = 50,202.20/x
  3. Step 3: Cross multiply
    62,159.62x = 85,874.01 × 50,202.20
  4. Step 4: Simplify right side
    62,159.62x = 4,311,064,224.82
  5. Step 5: Solve for x
    x = 4,311,064,224.82/62,159.62
  6. Step 6: Final answer
    x = 69,354.74

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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.