Home / 191,413.37-287,098.15-51,182.93

Finding the Fourth Proportional to 191,413.37, 287,098.15 and 51,182.93

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Solution

The fourth proportional to 191,413.37, 287,098.15 and 51,182.93 is: 76,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,413.37 : 287,098.15 = 51,182.93 : x
  2. Step 2: Convert to fraction form
    191,413.37/287,098.15 = 51,182.93/x
  3. Step 3: Cross multiply
    191,413.37x = 287,098.15 × 51,182.93
  4. Step 4: Simplify right side
    191,413.37x = 14,694,525,719.15
  5. Step 5: Solve for x
    x = 14,694,525,719.15/191,413.37
  6. Step 6: Final answer
    x = 76,768.54

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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.