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Finding the Fourth Proportional to 67,410.42, 101,126.16 and 29,983.56

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Solution

The fourth proportional to 67,410.42, 101,126.16 and 29,983.56 is: 44,980.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,410.42 : 101,126.16 = 29,983.56 : x
  2. Step 2: Convert to fraction form
    67,410.42/101,126.16 = 29,983.56/x
  3. Step 3: Cross multiply
    67,410.42x = 101,126.16 × 29,983.56
  4. Step 4: Simplify right side
    67,410.42x = 3,032,122,285.93
  5. Step 5: Solve for x
    x = 3,032,122,285.93/67,410.42
  6. Step 6: Final answer
    x = 44,980.02

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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.