Home / 190,518.93-285,720.03-131,732.37

Finding the Fourth Proportional to 190,518.93, 285,720.03 and 131,732.37

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Solution

The fourth proportional to 190,518.93, 285,720.03 and 131,732.37 is: 197,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,518.93 : 285,720.03 = 131,732.37 : x
  2. Step 2: Convert to fraction form
    190,518.93/285,720.03 = 131,732.37/x
  3. Step 3: Cross multiply
    190,518.93x = 285,720.03 × 131,732.37
  4. Step 4: Simplify right side
    190,518.93x = 37,638,576,708.37
  5. Step 5: Solve for x
    x = 37,638,576,708.37/190,518.93
  6. Step 6: Final answer
    x = 197,558.20

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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.