Home / 110,907.36-166,390.20-51,712.56

Finding the Fourth Proportional to 110,907.36, 166,390.20 and 51,712.56

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Solution

The fourth proportional to 110,907.36, 166,390.20 and 51,712.56 is: 77,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,907.36 : 166,390.20 = 51,712.56 : x
  2. Step 2: Convert to fraction form
    110,907.36/166,390.20 = 51,712.56/x
  3. Step 3: Cross multiply
    110,907.36x = 166,390.20 × 51,712.56
  4. Step 4: Simplify right side
    110,907.36x = 8,604,463,200.91
  5. Step 5: Solve for x
    x = 8,604,463,200.91/110,907.36
  6. Step 6: Final answer
    x = 77,582.44

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1.5x scale

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.