Home / 127,906.09-191,992.21-94,210.16

Finding the Fourth Proportional to 127,906.09, 191,992.21 and 94,210.16

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Solution

The fourth proportional to 127,906.09, 191,992.21 and 94,210.16 is: 141,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,906.09 : 191,992.21 = 94,210.16 : x
  2. Step 2: Convert to fraction form
    127,906.09/191,992.21 = 94,210.16/x
  3. Step 3: Cross multiply
    127,906.09x = 191,992.21 × 94,210.16
  4. Step 4: Simplify right side
    127,906.09x = 18,087,615,627.37
  5. Step 5: Solve for x
    x = 18,087,615,627.37/127,906.09
  6. Step 6: Final answer
    x = 141,413.25

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1.5x scale

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.