Home / 97,986.03-146,985.74-38,821.61

Finding the Fourth Proportional to 97,986.03, 146,985.74 and 38,821.61

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Solution

The fourth proportional to 97,986.03, 146,985.74 and 38,821.61 is: 58,235.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,986.03 : 146,985.74 = 38,821.61 : x
  2. Step 2: Convert to fraction form
    97,986.03/146,985.74 = 38,821.61/x
  3. Step 3: Cross multiply
    97,986.03x = 146,985.74 × 38,821.61
  4. Step 4: Simplify right side
    97,986.03x = 5,706,222,144.80
  5. Step 5: Solve for x
    x = 5,706,222,144.80/97,986.03
  6. Step 6: Final answer
    x = 58,235.06

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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.