Home / 130,413.16-179,974.44-73,823.32

Finding the Fourth Proportional to 130,413.16, 179,974.44 and 73,823.32

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Solution

The fourth proportional to 130,413.16, 179,974.44 and 73,823.32 is: 101,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,413.16 : 179,974.44 = 73,823.32 : x
  2. Step 2: Convert to fraction form
    130,413.16/179,974.44 = 73,823.32/x
  3. Step 3: Cross multiply
    130,413.16x = 179,974.44 × 73,823.32
  4. Step 4: Simplify right side
    130,413.16x = 13,286,310,675.94
  5. Step 5: Solve for x
    x = 13,286,310,675.94/130,413.16
  6. Step 6: Final answer
    x = 101,878.60

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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.