Home / 69,813.04-96,340.94-37,981.21

Finding the Fourth Proportional to 69,813.04, 96,340.94 and 37,981.21

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Solution

The fourth proportional to 69,813.04, 96,340.94 and 37,981.21 is: 52,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,813.04 : 96,340.94 = 37,981.21 : x
  2. Step 2: Convert to fraction form
    69,813.04/96,340.94 = 37,981.21/x
  3. Step 3: Cross multiply
    69,813.04x = 96,340.94 × 37,981.21
  4. Step 4: Simplify right side
    69,813.04x = 3,659,145,283.83
  5. Step 5: Solve for x
    x = 3,659,145,283.83/69,813.04
  6. Step 6: Final answer
    x = 52,413.49

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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.