Home / 196,413.21-271,041.48-114,749.04

Finding the Fourth Proportional to 196,413.21, 271,041.48 and 114,749.04

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Solution

The fourth proportional to 196,413.21, 271,041.48 and 114,749.04 is: 158,348.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,413.21 : 271,041.48 = 114,749.04 : x
  2. Step 2: Convert to fraction form
    196,413.21/271,041.48 = 114,749.04/x
  3. Step 3: Cross multiply
    196,413.21x = 271,041.48 × 114,749.04
  4. Step 4: Simplify right side
    196,413.21x = 31,101,749,630.18
  5. Step 5: Solve for x
    x = 31,101,749,630.18/196,413.21
  6. Step 6: Final answer
    x = 158,348.56

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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.