Home / 62,642.53-93,977.61-18,272.75

Finding the Fourth Proportional to 62,642.53, 93,977.61 and 18,272.75

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Solution

The fourth proportional to 62,642.53, 93,977.61 and 18,272.75 is: 27,413.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,642.53 : 93,977.61 = 18,272.75 : x
  2. Step 2: Convert to fraction form
    62,642.53/93,977.61 = 18,272.75/x
  3. Step 3: Cross multiply
    62,642.53x = 93,977.61 × 18,272.75
  4. Step 4: Simplify right side
    62,642.53x = 1,717,229,608.07
  5. Step 5: Solve for x
    x = 1,717,229,608.07/62,642.53
  6. Step 6: Final answer
    x = 27,413.16

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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.