Home / 191,413.00-287,097.59-51,182.56

Finding the Fourth Proportional to 191,413.00, 287,097.59 and 51,182.56

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Solution

The fourth proportional to 191,413.00, 287,097.59 and 51,182.56 is: 76,767.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,413.00 : 287,097.59 = 51,182.56 : x
  2. Step 2: Convert to fraction form
    191,413.00/287,097.59 = 51,182.56/x
  3. Step 3: Cross multiply
    191,413.00x = 287,097.59 × 51,182.56
  4. Step 4: Simplify right side
    191,413.00x = 14,694,389,161.45
  5. Step 5: Solve for x
    x = 14,694,389,161.45/191,413.00
  6. Step 6: Final answer
    x = 76,767.98

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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.