Home / 106,165.02-146,504.06-58,413.90

Finding the Fourth Proportional to 106,165.02, 146,504.06 and 58,413.90

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Solution

The fourth proportional to 106,165.02, 146,504.06 and 58,413.90 is: 80,609.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,165.02 : 146,504.06 = 58,413.90 : x
  2. Step 2: Convert to fraction form
    106,165.02/146,504.06 = 58,413.90/x
  3. Step 3: Cross multiply
    106,165.02x = 146,504.06 × 58,413.90
  4. Step 4: Simplify right side
    106,165.02x = 8,557,873,510.43
  5. Step 5: Solve for x
    x = 8,557,873,510.43/106,165.02
  6. Step 6: Final answer
    x = 80,609.16

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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.