Home / 55,551.88-76,581.85-39,608.65

Finding the Fourth Proportional to 55,551.88, 76,581.85 and 39,608.65

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Solution

The fourth proportional to 55,551.88, 76,581.85 and 39,608.65 is: 54,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.88 : 76,581.85 = 39,608.65 : x
  2. Step 2: Convert to fraction form
    55,551.88/76,581.85 = 39,608.65/x
  3. Step 3: Cross multiply
    55,551.88x = 76,581.85 × 39,608.65
  4. Step 4: Simplify right side
    55,551.88x = 3,033,303,693.00
  5. Step 5: Solve for x
    x = 3,033,303,693.00/55,551.88
  6. Step 6: Final answer
    x = 54,603.08

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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.