Home / 104,777.87-157,204.83-64,750.20

Finding the Fourth Proportional to 104,777.87, 157,204.83 and 64,750.20

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Solution

The fourth proportional to 104,777.87, 157,204.83 and 64,750.20 is: 97,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,777.87 : 157,204.83 = 64,750.20 : x
  2. Step 2: Convert to fraction form
    104,777.87/157,204.83 = 64,750.20/x
  3. Step 3: Cross multiply
    104,777.87x = 157,204.83 × 64,750.20
  4. Step 4: Simplify right side
    104,777.87x = 10,179,044,183.47
  5. Step 5: Solve for x
    x = 10,179,044,183.47/104,777.87
  6. Step 6: Final answer
    x = 97,148.80

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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.