Home / 98,635.58-147,718.51-62,986.47

Finding the Fourth Proportional to 98,635.58, 147,718.51 and 62,986.47

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Solution

The fourth proportional to 98,635.58, 147,718.51 and 62,986.47 is: 94,329.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,635.58 : 147,718.51 = 62,986.47 : x
  2. Step 2: Convert to fraction form
    98,635.58/147,718.51 = 62,986.47/x
  3. Step 3: Cross multiply
    98,635.58x = 147,718.51 × 62,986.47
  4. Step 4: Simplify right side
    98,635.58x = 9,304,267,498.56
  5. Step 5: Solve for x
    x = 9,304,267,498.56/98,635.58
  6. Step 6: Final answer
    x = 94,329.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.