Home / 109,650.65-164,348.40-50,492.30

Finding the Fourth Proportional to 109,650.65, 164,348.40 and 50,492.30

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Solution

The fourth proportional to 109,650.65, 164,348.40 and 50,492.30 is: 75,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,650.65 : 164,348.40 = 50,492.30 : x
  2. Step 2: Convert to fraction form
    109,650.65/164,348.40 = 50,492.30/x
  3. Step 3: Cross multiply
    109,650.65x = 164,348.40 × 50,492.30
  4. Step 4: Simplify right side
    109,650.65x = 8,298,328,717.32
  5. Step 5: Solve for x
    x = 8,298,328,717.32/109,650.65
  6. Step 6: Final answer
    x = 75,679.70

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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.