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Finding the Fourth Proportional to 63,277.92, 87,322.86 and 34,983.54

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Solution

The fourth proportional to 63,277.92, 87,322.86 and 34,983.54 is: 48,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,277.92 : 87,322.86 = 34,983.54 : x
  2. Step 2: Convert to fraction form
    63,277.92/87,322.86 = 34,983.54/x
  3. Step 3: Cross multiply
    63,277.92x = 87,322.86 × 34,983.54
  4. Step 4: Simplify right side
    63,277.92x = 3,054,862,765.72
  5. Step 5: Solve for x
    x = 3,054,862,765.72/63,277.92
  6. Step 6: Final answer
    x = 48,276.92

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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.