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Finding the Fourth Proportional to 62,068, 85,653.12 and 33,773.20

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Solution

The fourth proportional to 62,068, 85,653.12 and 33,773.20 is: 46,606.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,068 : 85,653.12 = 33,773.20 : x
  2. Step 2: Convert to fraction form
    62,068/85,653.12 = 33,773.20/x
  3. Step 3: Cross multiply
    62,068x = 85,653.12 × 33,773.20
  4. Step 4: Simplify right side
    62,068x = 2,892,779,952.38
  5. Step 5: Solve for x
    x = 2,892,779,952.38/62,068
  6. Step 6: Final answer
    x = 46,606.62

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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.