Home / 206,185.02-284,552.78-115,539.95

Finding the Fourth Proportional to 206,185.02, 284,552.78 and 115,539.95

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Solution

The fourth proportional to 206,185.02, 284,552.78 and 115,539.95 is: 159,454.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,185.02 : 284,552.78 = 115,539.95 : x
  2. Step 2: Convert to fraction form
    206,185.02/284,552.78 = 115,539.95/x
  3. Step 3: Cross multiply
    206,185.02x = 284,552.78 × 115,539.95
  4. Step 4: Simplify right side
    206,185.02x = 32,877,211,973.10
  5. Step 5: Solve for x
    x = 32,877,211,973.10/206,185.02
  6. Step 6: Final answer
    x = 159,454.90

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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.