Home / 85,199.00-117,601.25-54,984.38

Finding the Fourth Proportional to 85,199.00, 117,601.25 and 54,984.38

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Solution

The fourth proportional to 85,199.00, 117,601.25 and 54,984.38 is: 75,895.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,199.00 : 117,601.25 = 54,984.38 : x
  2. Step 2: Convert to fraction form
    85,199.00/117,601.25 = 54,984.38/x
  3. Step 3: Cross multiply
    85,199.00x = 117,601.25 × 54,984.38
  4. Step 4: Simplify right side
    85,199.00x = 6,466,230,955.55
  5. Step 5: Solve for x
    x = 6,466,230,955.55/85,199.00
  6. Step 6: Final answer
    x = 75,895.62

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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.