Home / 86,638.96-119,562.24-50,829.67

Finding the Fourth Proportional to 86,638.96, 119,562.24 and 50,829.67

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Solution

The fourth proportional to 86,638.96, 119,562.24 and 50,829.67 is: 70,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,638.96 : 119,562.24 = 50,829.67 : x
  2. Step 2: Convert to fraction form
    86,638.96/119,562.24 = 50,829.67/x
  3. Step 3: Cross multiply
    86,638.96x = 119,562.24 × 50,829.67
  4. Step 4: Simplify right side
    86,638.96x = 6,077,309,203.66
  5. Step 5: Solve for x
    x = 6,077,309,203.66/86,638.96
  6. Step 6: Final answer
    x = 70,145.22

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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.