Home / 105,983.89-158,999.19-58,668.00

Finding the Fourth Proportional to 105,983.89, 158,999.19 and 58,668.00

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Solution

The fourth proportional to 105,983.89, 158,999.19 and 58,668.00 is: 88,014.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,983.89 : 158,999.19 = 58,668.00 : x
  2. Step 2: Convert to fraction form
    105,983.89/158,999.19 = 58,668.00/x
  3. Step 3: Cross multiply
    105,983.89x = 158,999.19 × 58,668.00
  4. Step 4: Simplify right side
    105,983.89x = 9,328,163,390.58
  5. Step 5: Solve for x
    x = 9,328,163,390.58/105,983.89
  6. Step 6: Final answer
    x = 88,014.92

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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.