Home / 86,316.87-119,115.44-48,076.29

Finding the Fourth Proportional to 86,316.87, 119,115.44 and 48,076.29

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Solution

The fourth proportional to 86,316.87, 119,115.44 and 48,076.29 is: 66,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,316.87 : 119,115.44 = 48,076.29 : x
  2. Step 2: Convert to fraction form
    86,316.87/119,115.44 = 48,076.29/x
  3. Step 3: Cross multiply
    86,316.87x = 119,115.44 × 48,076.29
  4. Step 4: Simplify right side
    86,316.87x = 5,726,628,823.51
  5. Step 5: Solve for x
    x = 5,726,628,823.51/86,316.87
  6. Step 6: Final answer
    x = 66,344.26

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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.