Home / 86,514.81-119,362.48-48,268.16

Finding the Fourth Proportional to 86,514.81, 119,362.48 and 48,268.16

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Solution

The fourth proportional to 86,514.81, 119,362.48 and 48,268.16 is: 66,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,514.81 : 119,362.48 = 48,268.16 : x
  2. Step 2: Convert to fraction form
    86,514.81/119,362.48 = 48,268.16/x
  3. Step 3: Cross multiply
    86,514.81x = 119,362.48 × 48,268.16
  4. Step 4: Simplify right side
    86,514.81x = 5,761,407,282.64
  5. Step 5: Solve for x
    x = 5,761,407,282.64/86,514.81
  6. Step 6: Final answer
    x = 66,594.47

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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.