Home / 58,137.24-80,174.26-38,011.36

Finding the Fourth Proportional to 58,137.24, 80,174.26 and 38,011.36

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Solution

The fourth proportional to 58,137.24, 80,174.26 and 38,011.36 is: 52,419.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,137.24 : 80,174.26 = 38,011.36 : x
  2. Step 2: Convert to fraction form
    58,137.24/80,174.26 = 38,011.36/x
  3. Step 3: Cross multiply
    58,137.24x = 80,174.26 × 38,011.36
  4. Step 4: Simplify right side
    58,137.24x = 3,047,532,659.59
  5. Step 5: Solve for x
    x = 3,047,532,659.59/58,137.24
  6. Step 6: Final answer
    x = 52,419.63

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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.