Home / 58,497.28-80,721.30-34,619.74

Finding the Fourth Proportional to 58,497.28, 80,721.30 and 34,619.74

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Solution

The fourth proportional to 58,497.28, 80,721.30 and 34,619.74 is: 47,772.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,497.28 : 80,721.30 = 34,619.74 : x
  2. Step 2: Convert to fraction form
    58,497.28/80,721.30 = 34,619.74/x
  3. Step 3: Cross multiply
    58,497.28x = 80,721.30 × 34,619.74
  4. Step 4: Simplify right side
    58,497.28x = 2,794,550,418.46
  5. Step 5: Solve for x
    x = 2,794,550,418.46/58,497.28
  6. Step 6: Final answer
    x = 47,772.31

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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.