Home / 110,007.24-151,575.54-74,134.98

Finding the Fourth Proportional to 110,007.24, 151,575.54 and 74,134.98

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Solution

The fourth proportional to 110,007.24, 151,575.54 and 74,134.98 is: 102,148.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,007.24 : 151,575.54 = 74,134.98 : x
  2. Step 2: Convert to fraction form
    110,007.24/151,575.54 = 74,134.98/x
  3. Step 3: Cross multiply
    110,007.24x = 151,575.54 × 74,134.98
  4. Step 4: Simplify right side
    110,007.24x = 11,237,049,626.39
  5. Step 5: Solve for x
    x = 11,237,049,626.39/110,007.24
  6. Step 6: Final answer
    x = 102,148.27

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1.5x scale

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.