Home / 63,249.85-87,325.05-39,411.55

Finding the Fourth Proportional to 63,249.85, 87,325.05 and 39,411.55

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Solution

The fourth proportional to 63,249.85, 87,325.05 and 39,411.55 is: 54,413.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,249.85 : 87,325.05 = 39,411.55 : x
  2. Step 2: Convert to fraction form
    63,249.85/87,325.05 = 39,411.55/x
  3. Step 3: Cross multiply
    63,249.85x = 87,325.05 × 39,411.55
  4. Step 4: Simplify right side
    63,249.85x = 3,441,615,574.33
  5. Step 5: Solve for x
    x = 3,441,615,574.33/63,249.85
  6. Step 6: Final answer
    x = 54,413.02

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1.5x scale

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.