Home / 190,918.54-286,413.05-62,842.06

Finding the Fourth Proportional to 190,918.54, 286,413.05 and 62,842.06

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Solution

The fourth proportional to 190,918.54, 286,413.05 and 62,842.06 is: 94,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,918.54 : 286,413.05 = 62,842.06 : x
  2. Step 2: Convert to fraction form
    190,918.54/286,413.05 = 62,842.06/x
  3. Step 3: Cross multiply
    190,918.54x = 286,413.05 × 62,842.06
  4. Step 4: Simplify right side
    190,918.54x = 17,998,786,072.88
  5. Step 5: Solve for x
    x = 17,998,786,072.88/190,918.54
  6. Step 6: Final answer
    x = 94,274.69

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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.