Home / 85,723.98-118,297.75-46,961.49

Finding the Fourth Proportional to 85,723.98, 118,297.75 and 46,961.49

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Solution

The fourth proportional to 85,723.98, 118,297.75 and 46,961.49 is: 64,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,723.98 : 118,297.75 = 46,961.49 : x
  2. Step 2: Convert to fraction form
    85,723.98/118,297.75 = 46,961.49/x
  3. Step 3: Cross multiply
    85,723.98x = 118,297.75 × 46,961.49
  4. Step 4: Simplify right side
    85,723.98x = 5,555,439,105.97
  5. Step 5: Solve for x
    x = 5,555,439,105.97/85,723.98
  6. Step 6: Final answer
    x = 64,806.13

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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.