Home / 175,150.14-261,765.53-127,864.81

Finding the Fourth Proportional to 175,150.14, 261,765.53 and 127,864.81

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Solution

The fourth proportional to 175,150.14, 261,765.53 and 127,864.81 is: 191,096.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,150.14 : 261,765.53 = 127,864.81 : x
  2. Step 2: Convert to fraction form
    175,150.14/261,765.53 = 127,864.81/x
  3. Step 3: Cross multiply
    175,150.14x = 261,765.53 × 127,864.81
  4. Step 4: Simplify right side
    175,150.14x = 33,470,597,809.85
  5. Step 5: Solve for x
    x = 33,470,597,809.85/175,150.14
  6. Step 6: Final answer
    x = 191,096.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.