Home / 105,885.19-158,832.10-27,001.46

Finding the Fourth Proportional to 105,885.19, 158,832.10 and 27,001.46

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Solution

The fourth proportional to 105,885.19, 158,832.10 and 27,001.46 is: 40,503.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,885.19 : 158,832.10 = 27,001.46 : x
  2. Step 2: Convert to fraction form
    105,885.19/158,832.10 = 27,001.46/x
  3. Step 3: Cross multiply
    105,885.19x = 158,832.10 × 27,001.46
  4. Step 4: Simplify right side
    105,885.19x = 4,288,698,594.87
  5. Step 5: Solve for x
    x = 4,288,698,594.87/105,885.19
  6. Step 6: Final answer
    x = 40,503.29

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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.