Home / 119,190.06-164,413.52-71,415.73

Finding the Fourth Proportional to 119,190.06, 164,413.52 and 71,415.73

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Solution

The fourth proportional to 119,190.06, 164,413.52 and 71,415.73 is: 98,512.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,190.06 : 164,413.52 = 71,415.73 : x
  2. Step 2: Convert to fraction form
    119,190.06/164,413.52 = 71,415.73/x
  3. Step 3: Cross multiply
    119,190.06x = 164,413.52 × 71,415.73
  4. Step 4: Simplify right side
    119,190.06x = 11,741,710,373.52
  5. Step 5: Solve for x
    x = 11,741,710,373.52/119,190.06
  6. Step 6: Final answer
    x = 98,512.50

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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.