Home / 190,023.96-262,231.38-113,538.90

Finding the Fourth Proportional to 190,023.96, 262,231.38 and 113,538.90

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Solution

The fourth proportional to 190,023.96, 262,231.38 and 113,538.90 is: 156,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,023.96 : 262,231.38 = 113,538.90 : x
  2. Step 2: Convert to fraction form
    190,023.96/262,231.38 = 113,538.90/x
  3. Step 3: Cross multiply
    190,023.96x = 262,231.38 × 113,538.90
  4. Step 4: Simplify right side
    190,023.96x = 29,773,462,430.68
  5. Step 5: Solve for x
    x = 29,773,462,430.68/190,023.96
  6. Step 6: Final answer
    x = 156,682.68

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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.