Home / 86,441.06-119,335.73-59,727.39

Finding the Fourth Proportional to 86,441.06, 119,335.73 and 59,727.39

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Solution

The fourth proportional to 86,441.06, 119,335.73 and 59,727.39 is: 82,456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,441.06 : 119,335.73 = 59,727.39 : x
  2. Step 2: Convert to fraction form
    86,441.06/119,335.73 = 59,727.39/x
  3. Step 3: Cross multiply
    86,441.06x = 119,335.73 × 59,727.39
  4. Step 4: Simplify right side
    86,441.06x = 7,127,611,388.01
  5. Step 5: Solve for x
    x = 7,127,611,388.01/86,441.06
  6. Step 6: Final answer
    x = 82,456.32

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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.