Home / 82,523.40-123,765.85-26,368.53

Finding the Fourth Proportional to 82,523.40, 123,765.85 and 26,368.53

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Solution

The fourth proportional to 82,523.40, 123,765.85 and 26,368.53 is: 39,546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,523.40 : 123,765.85 = 26,368.53 : x
  2. Step 2: Convert to fraction form
    82,523.40/123,765.85 = 26,368.53/x
  3. Step 3: Cross multiply
    82,523.40x = 123,765.85 × 26,368.53
  4. Step 4: Simplify right side
    82,523.40x = 3,263,523,528.70
  5. Step 5: Solve for x
    x = 3,263,523,528.70/82,523.40
  6. Step 6: Final answer
    x = 39,546.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.