Home / 86,570.32-119,433.10-50,265.56

Finding the Fourth Proportional to 86,570.32, 119,433.10 and 50,265.56

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Solution

The fourth proportional to 86,570.32, 119,433.10 and 50,265.56 is: 69,346.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,570.32 : 119,433.10 = 50,265.56 : x
  2. Step 2: Convert to fraction form
    86,570.32/119,433.10 = 50,265.56/x
  3. Step 3: Cross multiply
    86,570.32x = 119,433.10 × 50,265.56
  4. Step 4: Simplify right side
    86,570.32x = 6,003,372,239.39
  5. Step 5: Solve for x
    x = 6,003,372,239.39/86,570.32
  6. Step 6: Final answer
    x = 69,346.78

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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.