Home / 106,116.08-159,184.44-38,666.43

Finding the Fourth Proportional to 106,116.08, 159,184.44 and 38,666.43

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Solution

The fourth proportional to 106,116.08, 159,184.44 and 38,666.43 is: 58,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,116.08 : 159,184.44 = 38,666.43 : x
  2. Step 2: Convert to fraction form
    106,116.08/159,184.44 = 38,666.43/x
  3. Step 3: Cross multiply
    106,116.08x = 159,184.44 × 38,666.43
  4. Step 4: Simplify right side
    106,116.08x = 6,155,094,006.35
  5. Step 5: Solve for x
    x = 6,155,094,006.35/106,116.08
  6. Step 6: Final answer
    x = 58,003.41

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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.