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Finding the Fourth Proportional to 63,510.58, 87,645.96 and 34,830.92

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Solution

The fourth proportional to 63,510.58, 87,645.96 and 34,830.92 is: 48,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,510.58 : 87,645.96 = 34,830.92 : x
  2. Step 2: Convert to fraction form
    63,510.58/87,645.96 = 34,830.92/x
  3. Step 3: Cross multiply
    63,510.58x = 87,645.96 × 34,830.92
  4. Step 4: Simplify right side
    63,510.58x = 3,052,789,421.08
  5. Step 5: Solve for x
    x = 3,052,789,421.08/63,510.58
  6. Step 6: Final answer
    x = 48,067.42

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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.