Home / 235,413.06-324,873.71-127,983.50

Finding the Fourth Proportional to 235,413.06, 324,873.71 and 127,983.50

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Solution

The fourth proportional to 235,413.06, 324,873.71 and 127,983.50 is: 176,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,413.06 : 324,873.71 = 127,983.50 : x
  2. Step 2: Convert to fraction form
    235,413.06/324,873.71 = 127,983.50/x
  3. Step 3: Cross multiply
    235,413.06x = 324,873.71 × 127,983.50
  4. Step 4: Simplify right side
    235,413.06x = 41,578,472,839.42
  5. Step 5: Solve for x
    x = 41,578,472,839.42/235,413.06
  6. Step 6: Final answer
    x = 176,619.23

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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.