Home / 192,413.37-265,605.38-172,235.36

Finding the Fourth Proportional to 192,413.37, 265,605.38 and 172,235.36

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Solution

The fourth proportional to 192,413.37, 265,605.38 and 172,235.36 is: 237,751.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,413.37 : 265,605.38 = 172,235.36 : x
  2. Step 2: Convert to fraction form
    192,413.37/265,605.38 = 172,235.36/x
  3. Step 3: Cross multiply
    192,413.37x = 265,605.38 × 172,235.36
  4. Step 4: Simplify right side
    192,413.37x = 45,746,638,690.96
  5. Step 5: Solve for x
    x = 45,746,638,690.96/192,413.37
  6. Step 6: Final answer
    x = 237,751.87

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1.5x scale

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.