Home / 65,933.06-91,108.32-47,996.94

Finding the Fourth Proportional to 65,933.06, 91,108.32 and 47,996.94

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Solution

The fourth proportional to 65,933.06, 91,108.32 and 47,996.94 is: 66,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,933.06 : 91,108.32 = 47,996.94 : x
  2. Step 2: Convert to fraction form
    65,933.06/91,108.32 = 47,996.94/x
  3. Step 3: Cross multiply
    65,933.06x = 91,108.32 × 47,996.94
  4. Step 4: Simplify right side
    65,933.06x = 4,372,920,568.54
  5. Step 5: Solve for x
    x = 4,372,920,568.54/65,933.06
  6. Step 6: Final answer
    x = 66,323.64

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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.