Home / 74,255.46-102,463.33-47,413.68

Finding the Fourth Proportional to 74,255.46, 102,463.33 and 47,413.68

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Solution

The fourth proportional to 74,255.46, 102,463.33 and 47,413.68 is: 65,425.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,255.46 : 102,463.33 = 47,413.68 : x
  2. Step 2: Convert to fraction form
    74,255.46/102,463.33 = 47,413.68/x
  3. Step 3: Cross multiply
    74,255.46x = 102,463.33 × 47,413.68
  4. Step 4: Simplify right side
    74,255.46x = 4,858,163,540.35
  5. Step 5: Solve for x
    x = 4,858,163,540.35/74,255.46
  6. Step 6: Final answer
    x = 65,425.00

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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.