Home / 206,977.02-310,205.82-88,509.06

Finding the Fourth Proportional to 206,977.02, 310,205.82 and 88,509.06

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Solution

The fourth proportional to 206,977.02, 310,205.82 and 88,509.06 is: 132,652.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,977.02 : 310,205.82 = 88,509.06 : x
  2. Step 2: Convert to fraction form
    206,977.02/310,205.82 = 88,509.06/x
  3. Step 3: Cross multiply
    206,977.02x = 310,205.82 × 88,509.06
  4. Step 4: Simplify right side
    206,977.02x = 27,456,025,534.73
  5. Step 5: Solve for x
    x = 27,456,025,534.73/206,977.02
  6. Step 6: Final answer
    x = 132,652.53

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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.