Home / 29,507.04-40,719.78-16,078.41

Finding the Fourth Proportional to 29,507.04, 40,719.78 and 16,078.41

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Solution

The fourth proportional to 29,507.04, 40,719.78 and 16,078.41 is: 22,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,507.04 : 40,719.78 = 16,078.41 : x
  2. Step 2: Convert to fraction form
    29,507.04/40,719.78 = 16,078.41/x
  3. Step 3: Cross multiply
    29,507.04x = 40,719.78 × 16,078.41
  4. Step 4: Simplify right side
    29,507.04x = 654,709,317.95
  5. Step 5: Solve for x
    x = 654,709,317.95/29,507.04
  6. Step 6: Final answer
    x = 22,188.24

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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.