Home / 85,189.17-117,561.87-46,950.11

Finding the Fourth Proportional to 85,189.17, 117,561.87 and 46,950.11

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Solution

The fourth proportional to 85,189.17, 117,561.87 and 46,950.11 is: 64,791.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,189.17 : 117,561.87 = 46,950.11 : x
  2. Step 2: Convert to fraction form
    85,189.17/117,561.87 = 46,950.11/x
  3. Step 3: Cross multiply
    85,189.17x = 117,561.87 × 46,950.11
  4. Step 4: Simplify right side
    85,189.17x = 5,519,542,140.50
  5. Step 5: Solve for x
    x = 5,519,542,140.50/85,189.17
  6. Step 6: Final answer
    x = 64,791.59

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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.