Home / 85,226.50-117,489.60-59,653.72

Finding the Fourth Proportional to 85,226.50, 117,489.60 and 59,653.72

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Solution

The fourth proportional to 85,226.50, 117,489.60 and 59,653.72 is: 82,236.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,226.50 : 117,489.60 = 59,653.72 : x
  2. Step 2: Convert to fraction form
    85,226.50/117,489.60 = 59,653.72/x
  3. Step 3: Cross multiply
    85,226.50x = 117,489.60 × 59,653.72
  4. Step 4: Simplify right side
    85,226.50x = 7,008,691,701.31
  5. Step 5: Solve for x
    x = 7,008,691,701.31/85,226.50
  6. Step 6: Final answer
    x = 82,236.06

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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.