Home / 29,209.20-43,748.11-20,483.07

Finding the Fourth Proportional to 29,209.20, 43,748.11 and 20,483.07

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Solution

The fourth proportional to 29,209.20, 43,748.11 and 20,483.07 is: 30,678.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,209.20 : 43,748.11 = 20,483.07 : x
  2. Step 2: Convert to fraction form
    29,209.20/43,748.11 = 20,483.07/x
  3. Step 3: Cross multiply
    29,209.20x = 43,748.11 × 20,483.07
  4. Step 4: Simplify right side
    29,209.20x = 896,095,599.50
  5. Step 5: Solve for x
    x = 896,095,599.50/29,209.20
  6. Step 6: Final answer
    x = 30,678.54

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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.