Home / 63,413.39-87,427.50-54,556.04

Finding the Fourth Proportional to 63,413.39, 87,427.50 and 54,556.04

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Solution

The fourth proportional to 63,413.39, 87,427.50 and 54,556.04 is: 75,215.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,413.39 : 87,427.50 = 54,556.04 : x
  2. Step 2: Convert to fraction form
    63,413.39/87,427.50 = 54,556.04/x
  3. Step 3: Cross multiply
    63,413.39x = 87,427.50 × 54,556.04
  4. Step 4: Simplify right side
    63,413.39x = 4,769,698,187.10
  5. Step 5: Solve for x
    x = 4,769,698,187.10/63,413.39
  6. Step 6: Final answer
    x = 75,215.95

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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.