Home / 106,805.01-160,218.47-40,301.10

Finding the Fourth Proportional to 106,805.01, 160,218.47 and 40,301.10

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Solution

The fourth proportional to 106,805.01, 160,218.47 and 40,301.10 is: 60,455.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,805.01 : 160,218.47 = 40,301.10 : x
  2. Step 2: Convert to fraction form
    106,805.01/160,218.47 = 40,301.10/x
  3. Step 3: Cross multiply
    106,805.01x = 160,218.47 × 40,301.10
  4. Step 4: Simplify right side
    106,805.01x = 6,456,980,581.32
  5. Step 5: Solve for x
    x = 6,456,980,581.32/106,805.01
  6. Step 6: Final answer
    x = 60,455.78

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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.