Home / 74,300.66-111,467.55-34,836.74

Finding the Fourth Proportional to 74,300.66, 111,467.55 and 34,836.74

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Solution

The fourth proportional to 74,300.66, 111,467.55 and 34,836.74 is: 52,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,300.66 : 111,467.55 = 34,836.74 : x
  2. Step 2: Convert to fraction form
    74,300.66/111,467.55 = 34,836.74/x
  3. Step 3: Cross multiply
    74,300.66x = 111,467.55 × 34,836.74
  4. Step 4: Simplify right side
    74,300.66x = 3,883,166,057.79
  5. Step 5: Solve for x
    x = 3,883,166,057.79/74,300.66
  6. Step 6: Final answer
    x = 52,262.87

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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.