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Finding the Fourth Proportional to 86,249.52, 119,024.14 and 48,523.77

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Solution

The fourth proportional to 86,249.52, 119,024.14 and 48,523.77 is: 66,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249.52 : 119,024.14 = 48,523.77 : x
  2. Step 2: Convert to fraction form
    86,249.52/119,024.14 = 48,523.77/x
  3. Step 3: Cross multiply
    86,249.52x = 119,024.14 × 48,523.77
  4. Step 4: Simplify right side
    86,249.52x = 5,775,499,993.81
  5. Step 5: Solve for x
    x = 5,775,499,993.81/86,249.52
  6. Step 6: Final answer
    x = 66,962.69

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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.