Home / 86,433.24-119,268.54-52,892.76

Finding the Fourth Proportional to 86,433.24, 119,268.54 and 52,892.76

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Solution

The fourth proportional to 86,433.24, 119,268.54 and 52,892.76 is: 72,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,433.24 : 119,268.54 = 52,892.76 : x
  2. Step 2: Convert to fraction form
    86,433.24/119,268.54 = 52,892.76/x
  3. Step 3: Cross multiply
    86,433.24x = 119,268.54 × 52,892.76
  4. Step 4: Simplify right side
    86,433.24x = 6,308,442,261.77
  5. Step 5: Solve for x
    x = 6,308,442,261.77/86,433.24
  6. Step 6: Final answer
    x = 72,986.30

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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.