Home / 147,990.92-204,229.69-84,327.35

Finding the Fourth Proportional to 147,990.92, 204,229.69 and 84,327.35

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Solution

The fourth proportional to 147,990.92, 204,229.69 and 84,327.35 is: 116,373.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,990.92 : 204,229.69 = 84,327.35 : x
  2. Step 2: Convert to fraction form
    147,990.92/204,229.69 = 84,327.35/x
  3. Step 3: Cross multiply
    147,990.92x = 204,229.69 × 84,327.35
  4. Step 4: Simplify right side
    147,990.92x = 17,222,147,317.05
  5. Step 5: Solve for x
    x = 17,222,147,317.05/147,990.92
  6. Step 6: Final answer
    x = 116,373.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.