Home / 96,979.01-145,462.61-46,413.98

Finding the Fourth Proportional to 96,979.01, 145,462.61 and 46,413.98

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Solution

The fourth proportional to 96,979.01, 145,462.61 and 46,413.98 is: 69,618.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,979.01 : 145,462.61 = 46,413.98 : x
  2. Step 2: Convert to fraction form
    96,979.01/145,462.61 = 46,413.98/x
  3. Step 3: Cross multiply
    96,979.01x = 145,462.61 × 46,413.98
  4. Step 4: Simplify right side
    96,979.01x = 6,751,498,439.22
  5. Step 5: Solve for x
    x = 6,751,498,439.22/96,979.01
  6. Step 6: Final answer
    x = 69,618.14

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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.