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Finding the Fourth Proportional to 32,380.70, 48,572.25 and 11,316.62

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Solution

The fourth proportional to 32,380.70, 48,572.25 and 11,316.62 is: 16,975.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,380.70 : 48,572.25 = 11,316.62 : x
  2. Step 2: Convert to fraction form
    32,380.70/48,572.25 = 11,316.62/x
  3. Step 3: Cross multiply
    32,380.70x = 48,572.25 × 11,316.62
  4. Step 4: Simplify right side
    32,380.70x = 549,673,695.80
  5. Step 5: Solve for x
    x = 549,673,695.80/32,380.70
  6. Step 6: Final answer
    x = 16,975.35

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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.