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Finding the Fourth Proportional to 32,401.70, 48,492.78 and 19,929.64

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Solution

The fourth proportional to 32,401.70, 48,492.78 and 19,929.64 is: 29,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,401.70 : 48,492.78 = 19,929.64 : x
  2. Step 2: Convert to fraction form
    32,401.70/48,492.78 = 19,929.64/x
  3. Step 3: Cross multiply
    32,401.70x = 48,492.78 × 19,929.64
  4. Step 4: Simplify right side
    32,401.70x = 966,443,648.00
  5. Step 5: Solve for x
    x = 966,443,648.00/32,401.70
  6. Step 6: Final answer
    x = 29,826.94

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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.