Home / 196,686.73-294,957.75-70,292.81

Finding the Fourth Proportional to 196,686.73, 294,957.75 and 70,292.81

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Solution

The fourth proportional to 196,686.73, 294,957.75 and 70,292.81 is: 105,413.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,686.73 : 294,957.75 = 70,292.81 : x
  2. Step 2: Convert to fraction form
    196,686.73/294,957.75 = 70,292.81/x
  3. Step 3: Cross multiply
    196,686.73x = 294,957.75 × 70,292.81
  4. Step 4: Simplify right side
    196,686.73x = 20,733,410,079.77
  5. Step 5: Solve for x
    x = 20,733,410,079.77/196,686.73
  6. Step 6: Final answer
    x = 105,413.36

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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.