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Finding the Fourth Proportional to 32,353.89, 48,530.85 and 8,980.35

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Solution

The fourth proportional to 32,353.89, 48,530.85 and 8,980.35 is: 13,470.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,353.89 : 48,530.85 = 8,980.35 : x
  2. Step 2: Convert to fraction form
    32,353.89/48,530.85 = 8,980.35/x
  3. Step 3: Cross multiply
    32,353.89x = 48,530.85 × 8,980.35
  4. Step 4: Simplify right side
    32,353.89x = 435,824,018.80
  5. Step 5: Solve for x
    x = 435,824,018.80/32,353.89
  6. Step 6: Final answer
    x = 13,470.53

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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.