Home / 127,089.24-190,635.24-38,343.54

Finding the Fourth Proportional to 127,089.24, 190,635.24 and 38,343.54

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Solution

The fourth proportional to 127,089.24, 190,635.24 and 38,343.54 is: 57,515.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,089.24 : 190,635.24 = 38,343.54 : x
  2. Step 2: Convert to fraction form
    127,089.24/190,635.24 = 38,343.54/x
  3. Step 3: Cross multiply
    127,089.24x = 190,635.24 × 38,343.54
  4. Step 4: Simplify right side
    127,089.24x = 7,309,629,950.35
  5. Step 5: Solve for x
    x = 7,309,629,950.35/127,089.24
  6. Step 6: Final answer
    x = 57,515.73

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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.