Home / 86,268.47-119,026.58-51,804.31

Finding the Fourth Proportional to 86,268.47, 119,026.58 and 51,804.31

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Solution

The fourth proportional to 86,268.47, 119,026.58 and 51,804.31 is: 71,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,268.47 : 119,026.58 = 51,804.31 : x
  2. Step 2: Convert to fraction form
    86,268.47/119,026.58 = 51,804.31/x
  3. Step 3: Cross multiply
    86,268.47x = 119,026.58 × 51,804.31
  4. Step 4: Simplify right side
    86,268.47x = 6,166,089,589.54
  5. Step 5: Solve for x
    x = 6,166,089,589.54/86,268.47
  6. Step 6: Final answer
    x = 71,475.59

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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.