Home / 106,657.35-159,986.02-27,771.34

Finding the Fourth Proportional to 106,657.35, 159,986.02 and 27,771.34

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Solution

The fourth proportional to 106,657.35, 159,986.02 and 27,771.34 is: 41,657.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,657.35 : 159,986.02 = 27,771.34 : x
  2. Step 2: Convert to fraction form
    106,657.35/159,986.02 = 27,771.34/x
  3. Step 3: Cross multiply
    106,657.35x = 159,986.02 × 27,771.34
  4. Step 4: Simplify right side
    106,657.35x = 4,443,026,156.67
  5. Step 5: Solve for x
    x = 4,443,026,156.67/106,657.35
  6. Step 6: Final answer
    x = 41,657.01

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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.