Home / 53,272.20-79,908.30-29,898.12

Finding the Fourth Proportional to 53,272.20, 79,908.30 and 29,898.12

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Solution

The fourth proportional to 53,272.20, 79,908.30 and 29,898.12 is: 44,847.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,272.20 : 79,908.30 = 29,898.12 : x
  2. Step 2: Convert to fraction form
    53,272.20/79,908.30 = 29,898.12/x
  3. Step 3: Cross multiply
    53,272.20x = 79,908.30 × 29,898.12
  4. Step 4: Simplify right side
    53,272.20x = 2,389,107,942.40
  5. Step 5: Solve for x
    x = 2,389,107,942.40/53,272.20
  6. Step 6: Final answer
    x = 44,847.18

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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.