Home / 55,454.03-83,224.18-38,705.25

Finding the Fourth Proportional to 55,454.03, 83,224.18 and 38,705.25

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Solution

The fourth proportional to 55,454.03, 83,224.18 and 38,705.25 is: 58,087.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,454.03 : 83,224.18 = 38,705.25 : x
  2. Step 2: Convert to fraction form
    55,454.03/83,224.18 = 38,705.25/x
  3. Step 3: Cross multiply
    55,454.03x = 83,224.18 × 38,705.25
  4. Step 4: Simplify right side
    55,454.03x = 3,221,212,908.27
  5. Step 5: Solve for x
    x = 3,221,212,908.27/55,454.03
  6. Step 6: Final answer
    x = 58,087.99

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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.