Home / 103,320.09-154,832.13-58,855.03

Finding the Fourth Proportional to 103,320.09, 154,832.13 and 58,855.03

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Solution

The fourth proportional to 103,320.09, 154,832.13 and 58,855.03 is: 88,198.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,320.09 : 154,832.13 = 58,855.03 : x
  2. Step 2: Convert to fraction form
    103,320.09/154,832.13 = 58,855.03/x
  3. Step 3: Cross multiply
    103,320.09x = 154,832.13 × 58,855.03
  4. Step 4: Simplify right side
    103,320.09x = 9,112,649,269.03
  5. Step 5: Solve for x
    x = 9,112,649,269.03/103,320.09
  6. Step 6: Final answer
    x = 88,198.23

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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.