Home / 63,413.36-87,510.26-36,555.71

Finding the Fourth Proportional to 63,413.36, 87,510.26 and 36,555.71

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Solution

The fourth proportional to 63,413.36, 87,510.26 and 36,555.71 is: 50,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,413.36 : 87,510.26 = 36,555.71 : x
  2. Step 2: Convert to fraction form
    63,413.36/87,510.26 = 36,555.71/x
  3. Step 3: Cross multiply
    63,413.36x = 87,510.26 × 36,555.71
  4. Step 4: Simplify right side
    63,413.36x = 3,198,999,503.81
  5. Step 5: Solve for x
    x = 3,198,999,503.81/63,413.36
  6. Step 6: Final answer
    x = 50,446.78

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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.