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Finding the Fourth Proportional to 30,523.73, 45,779.42 and 8,335.26

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Solution

The fourth proportional to 30,523.73, 45,779.42 and 8,335.26 is: 12,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,523.73 : 45,779.42 = 8,335.26 : x
  2. Step 2: Convert to fraction form
    30,523.73/45,779.42 = 8,335.26/x
  3. Step 3: Cross multiply
    30,523.73x = 45,779.42 × 8,335.26
  4. Step 4: Simplify right side
    30,523.73x = 381,583,326.67
  5. Step 5: Solve for x
    x = 381,583,326.67/30,523.73
  6. Step 6: Final answer
    x = 12,501.20

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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.