Home / 195,918.75-293,632.16-105,957.87

Finding the Fourth Proportional to 195,918.75, 293,632.16 and 105,957.87

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Solution

The fourth proportional to 195,918.75, 293,632.16 and 105,957.87 is: 158,803.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,918.75 : 293,632.16 = 105,957.87 : x
  2. Step 2: Convert to fraction form
    195,918.75/293,632.16 = 105,957.87/x
  3. Step 3: Cross multiply
    195,918.75x = 293,632.16 × 105,957.87
  4. Step 4: Simplify right side
    195,918.75x = 31,112,639,151.89
  5. Step 5: Solve for x
    x = 31,112,639,151.89/195,918.75
  6. Step 6: Final answer
    x = 158,803.79

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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.