Home / 49,005.60-73,454.40-19,413.60

Finding the Fourth Proportional to 49,005.60, 73,454.40 and 19,413.60

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Solution

The fourth proportional to 49,005.60, 73,454.40 and 19,413.60 is: 29,099.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,005.60 : 73,454.40 = 19,413.60 : x
  2. Step 2: Convert to fraction form
    49,005.60/73,454.40 = 19,413.60/x
  3. Step 3: Cross multiply
    49,005.60x = 73,454.40 × 19,413.60
  4. Step 4: Simplify right side
    49,005.60x = 1,426,014,339.84
  5. Step 5: Solve for x
    x = 1,426,014,339.84/49,005.60
  6. Step 6: Final answer
    x = 29,099.01

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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.