Home / 160,372.48-240,296.04-85,413.04

Finding the Fourth Proportional to 160,372.48, 240,296.04 and 85,413.04

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Solution

The fourth proportional to 160,372.48, 240,296.04 and 85,413.04 is: 127,979.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,372.48 : 240,296.04 = 85,413.04 : x
  2. Step 2: Convert to fraction form
    160,372.48/240,296.04 = 85,413.04/x
  3. Step 3: Cross multiply
    160,372.48x = 240,296.04 × 85,413.04
  4. Step 4: Simplify right side
    160,372.48x = 20,524,415,276.36
  5. Step 5: Solve for x
    x = 20,524,415,276.36/160,372.48
  6. Step 6: Final answer
    x = 127,979.66

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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.