Home / 29,508.13-40,720.70-16,079.50

Finding the Fourth Proportional to 29,508.13, 40,720.70 and 16,079.50

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Solution

The fourth proportional to 29,508.13, 40,720.70 and 16,079.50 is: 22,189.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,508.13 : 40,720.70 = 16,079.50 : x
  2. Step 2: Convert to fraction form
    29,508.13/40,720.70 = 16,079.50/x
  3. Step 3: Cross multiply
    29,508.13x = 40,720.70 × 16,079.50
  4. Step 4: Simplify right side
    29,508.13x = 654,768,495.65
  5. Step 5: Solve for x
    x = 654,768,495.65/29,508.13
  6. Step 6: Final answer
    x = 22,189.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.