Home / 104,080.16-143,634.09-63,786.14

Finding the Fourth Proportional to 104,080.16, 143,634.09 and 63,786.14

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Solution

The fourth proportional to 104,080.16, 143,634.09 and 63,786.14 is: 88,027.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,080.16 : 143,634.09 = 63,786.14 : x
  2. Step 2: Convert to fraction form
    104,080.16/143,634.09 = 63,786.14/x
  3. Step 3: Cross multiply
    104,080.16x = 143,634.09 × 63,786.14
  4. Step 4: Simplify right side
    104,080.16x = 9,161,864,233.17
  5. Step 5: Solve for x
    x = 9,161,864,233.17/104,080.16
  6. Step 6: Final answer
    x = 88,027.00

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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.