Home / 29,509.14-40,722.08-16,080.50

Finding the Fourth Proportional to 29,509.14, 40,722.08 and 16,080.50

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Solution

The fourth proportional to 29,509.14, 40,722.08 and 16,080.50 is: 22,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509.14 : 40,722.08 = 16,080.50 : x
  2. Step 2: Convert to fraction form
    29,509.14/40,722.08 = 16,080.50/x
  3. Step 3: Cross multiply
    29,509.14x = 40,722.08 × 16,080.50
  4. Step 4: Simplify right side
    29,509.14x = 654,831,407.44
  5. Step 5: Solve for x
    x = 654,831,407.44/29,509.14
  6. Step 6: Final answer
    x = 22,190.80

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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.