Home / 106,975.17-160,402.73-73,279.27

Finding the Fourth Proportional to 106,975.17, 160,402.73 and 73,279.27

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Solution

The fourth proportional to 106,975.17, 160,402.73 and 73,279.27 is: 109,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,975.17 : 160,402.73 = 73,279.27 : x
  2. Step 2: Convert to fraction form
    106,975.17/160,402.73 = 73,279.27/x
  3. Step 3: Cross multiply
    106,975.17x = 160,402.73 × 73,279.27
  4. Step 4: Simplify right side
    106,975.17x = 11,754,194,886.11
  5. Step 5: Solve for x
    x = 11,754,194,886.11/106,975.17
  6. Step 6: Final answer
    x = 109,877.79

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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.