Home / 42,310.31-58,388.23-23,447.44

Finding the Fourth Proportional to 42,310.31, 58,388.23 and 23,447.44

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Solution

The fourth proportional to 42,310.31, 58,388.23 and 23,447.44 is: 32,357.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.31 : 58,388.23 = 23,447.44 : x
  2. Step 2: Convert to fraction form
    42,310.31/58,388.23 = 23,447.44/x
  3. Step 3: Cross multiply
    42,310.31x = 58,388.23 × 23,447.44
  4. Step 4: Simplify right side
    42,310.31x = 1,369,054,519.63
  5. Step 5: Solve for x
    x = 1,369,054,519.63/42,310.31
  6. Step 6: Final answer
    x = 32,357.47

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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.