Home / 42,959.68-59,257.08-31,040.52

Finding the Fourth Proportional to 42,959.68, 59,257.08 and 31,040.52

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Solution

The fourth proportional to 42,959.68, 59,257.08 and 31,040.52 is: 42,816.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,959.68 : 59,257.08 = 31,040.52 : x
  2. Step 2: Convert to fraction form
    42,959.68/59,257.08 = 31,040.52/x
  3. Step 3: Cross multiply
    42,959.68x = 59,257.08 × 31,040.52
  4. Step 4: Simplify right side
    42,959.68x = 1,839,370,576.88
  5. Step 5: Solve for x
    x = 1,839,370,576.88/42,959.68
  6. Step 6: Final answer
    x = 42,816.21

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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.