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Finding the Fourth Proportional to 32,980.40, 49,472.08 and 10,793.68

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Solution

The fourth proportional to 32,980.40, 49,472.08 and 10,793.68 is: 16,191.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,980.40 : 49,472.08 = 10,793.68 : x
  2. Step 2: Convert to fraction form
    32,980.40/49,472.08 = 10,793.68/x
  3. Step 3: Cross multiply
    32,980.40x = 49,472.08 × 10,793.68
  4. Step 4: Simplify right side
    32,980.40x = 533,985,800.45
  5. Step 5: Solve for x
    x = 533,985,800.45/32,980.40
  6. Step 6: Final answer
    x = 16,191.00

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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.