Home / 86,500.96-119,372.88-50,701.12

Finding the Fourth Proportional to 86,500.96, 119,372.88 and 50,701.12

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Solution

The fourth proportional to 86,500.96, 119,372.88 and 50,701.12 is: 69,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,500.96 : 119,372.88 = 50,701.12 : x
  2. Step 2: Convert to fraction form
    86,500.96/119,372.88 = 50,701.12/x
  3. Step 3: Cross multiply
    86,500.96x = 119,372.88 × 50,701.12
  4. Step 4: Simplify right side
    86,500.96x = 6,052,338,713.63
  5. Step 5: Solve for x
    x = 6,052,338,713.63/86,500.96
  6. Step 6: Final answer
    x = 69,968.46

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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.