Home / 86,441.37-119,336.09-59,727.48

Finding the Fourth Proportional to 86,441.37, 119,336.09 and 59,727.48

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Solution

The fourth proportional to 86,441.37, 119,336.09 and 59,727.48 is: 82,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,441.37 : 119,336.09 = 59,727.48 : x
  2. Step 2: Convert to fraction form
    86,441.37/119,336.09 = 59,727.48/x
  3. Step 3: Cross multiply
    86,441.37x = 119,336.09 × 59,727.48
  4. Step 4: Simplify right side
    86,441.37x = 7,127,643,630.12
  5. Step 5: Solve for x
    x = 7,127,643,630.12/86,441.37
  6. Step 6: Final answer
    x = 82,456.39

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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.