Home / 104,097.87-143,651.88-58,775.13

Finding the Fourth Proportional to 104,097.87, 143,651.88 and 58,775.13

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Solution

The fourth proportional to 104,097.87, 143,651.88 and 58,775.13 is: 81,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,097.87 : 143,651.88 = 58,775.13 : x
  2. Step 2: Convert to fraction form
    104,097.87/143,651.88 = 58,775.13/x
  3. Step 3: Cross multiply
    104,097.87x = 143,651.88 × 58,775.13
  4. Step 4: Simplify right side
    104,097.87x = 8,443,157,921.74
  5. Step 5: Solve for x
    x = 8,443,157,921.74/104,097.87
  6. Step 6: Final answer
    x = 81,107.88

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1.5x scale

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.