Home / 205,194.04-283,285.58-156,413.02

Finding the Fourth Proportional to 205,194.04, 283,285.58 and 156,413.02

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Solution

The fourth proportional to 205,194.04, 283,285.58 and 156,413.02 is: 215,939.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,194.04 : 283,285.58 = 156,413.02 : x
  2. Step 2: Convert to fraction form
    205,194.04/283,285.58 = 156,413.02/x
  3. Step 3: Cross multiply
    205,194.04x = 283,285.58 × 156,413.02
  4. Step 4: Simplify right side
    205,194.04x = 44,309,553,090.25
  5. Step 5: Solve for x
    x = 44,309,553,090.25/205,194.04
  6. Step 6: Final answer
    x = 215,939.77

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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.