Home / 187,288.36-258,462.06-102,413.32

Finding the Fourth Proportional to 187,288.36, 258,462.06 and 102,413.32

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Solution

The fourth proportional to 187,288.36, 258,462.06 and 102,413.32 is: 141,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,288.36 : 258,462.06 = 102,413.32 : x
  2. Step 2: Convert to fraction form
    187,288.36/258,462.06 = 102,413.32/x
  3. Step 3: Cross multiply
    187,288.36x = 258,462.06 × 102,413.32
  4. Step 4: Simplify right side
    187,288.36x = 26,469,957,658.64
  5. Step 5: Solve for x
    x = 26,469,957,658.64/187,288.36
  6. Step 6: Final answer
    x = 141,332.64

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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.