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Finding the Fourth Proportional to 32,065.76, 48,105.48 and 18,927.92

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Solution

The fourth proportional to 32,065.76, 48,105.48 and 18,927.92 is: 28,395.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,065.76 : 48,105.48 = 18,927.92 : x
  2. Step 2: Convert to fraction form
    32,065.76/48,105.48 = 18,927.92/x
  3. Step 3: Cross multiply
    32,065.76x = 48,105.48 × 18,927.92
  4. Step 4: Simplify right side
    32,065.76x = 910,536,677.00
  5. Step 5: Solve for x
    x = 910,536,677.00/32,065.76
  6. Step 6: Final answer
    x = 28,395.92

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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.