Home / 42,690.80-58,912.08-23,827.52

Finding the Fourth Proportional to 42,690.80, 58,912.08 and 23,827.52

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Solution

The fourth proportional to 42,690.80, 58,912.08 and 23,827.52 is: 32,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,690.80 : 58,912.08 = 23,827.52 : x
  2. Step 2: Convert to fraction form
    42,690.80/58,912.08 = 23,827.52/x
  3. Step 3: Cross multiply
    42,690.80x = 58,912.08 × 23,827.52
  4. Step 4: Simplify right side
    42,690.80x = 1,403,728,764.44
  5. Step 5: Solve for x
    x = 1,403,728,764.44/42,690.80
  6. Step 6: Final answer
    x = 32,881.29

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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.