Home / 29,278.99-43,901.84-9,284.80

Finding the Fourth Proportional to 29,278.99, 43,901.84 and 9,284.80

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Solution

The fourth proportional to 29,278.99, 43,901.84 and 9,284.80 is: 13,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,278.99 : 43,901.84 = 9,284.80 : x
  2. Step 2: Convert to fraction form
    29,278.99/43,901.84 = 9,284.80/x
  3. Step 3: Cross multiply
    29,278.99x = 43,901.84 × 9,284.80
  4. Step 4: Simplify right side
    29,278.99x = 407,619,538.10
  5. Step 5: Solve for x
    x = 407,619,538.10/29,278.99
  6. Step 6: Final answer
    x = 13,921.91

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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.