Home / 197,953.75-273,176.93-107,309.89

Finding the Fourth Proportional to 197,953.75, 273,176.93 and 107,309.89

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Solution

The fourth proportional to 197,953.75, 273,176.93 and 107,309.89 is: 148,088.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,953.75 : 273,176.93 = 107,309.89 : x
  2. Step 2: Convert to fraction form
    197,953.75/273,176.93 = 107,309.89/x
  3. Step 3: Cross multiply
    197,953.75x = 273,176.93 × 107,309.89
  4. Step 4: Simplify right side
    197,953.75x = 29,314,585,772.29
  5. Step 5: Solve for x
    x = 29,314,585,772.29/197,953.75
  6. Step 6: Final answer
    x = 148,088.05

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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.