Home / 188,966.52-283,410.90-83,718.36

Finding the Fourth Proportional to 188,966.52, 283,410.90 and 83,718.36

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Solution

The fourth proportional to 188,966.52, 283,410.90 and 83,718.36 is: 125,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,966.52 : 283,410.90 = 83,718.36 : x
  2. Step 2: Convert to fraction form
    188,966.52/283,410.90 = 83,718.36/x
  3. Step 3: Cross multiply
    188,966.52x = 283,410.90 × 83,718.36
  4. Step 4: Simplify right side
    188,966.52x = 23,726,695,754.12
  5. Step 5: Solve for x
    x = 23,726,695,754.12/188,966.52
  6. Step 6: Final answer
    x = 125,560.31

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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.