Home / 86,538.89-119,434.62-50,232.57

Finding the Fourth Proportional to 86,538.89, 119,434.62 and 50,232.57

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Solution

The fourth proportional to 86,538.89, 119,434.62 and 50,232.57 is: 69,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,538.89 : 119,434.62 = 50,232.57 : x
  2. Step 2: Convert to fraction form
    86,538.89/119,434.62 = 50,232.57/x
  3. Step 3: Cross multiply
    86,538.89x = 119,434.62 × 50,232.57
  4. Step 4: Simplify right side
    86,538.89x = 5,999,507,909.57
  5. Step 5: Solve for x
    x = 5,999,507,909.57/86,538.89
  6. Step 6: Final answer
    x = 69,327.31

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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.