Home / 86,723.64-119,697.95-52,724.94

Finding the Fourth Proportional to 86,723.64, 119,697.95 and 52,724.94

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Solution

The fourth proportional to 86,723.64, 119,697.95 and 52,724.94 is: 72,772.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,723.64 : 119,697.95 = 52,724.94 : x
  2. Step 2: Convert to fraction form
    86,723.64/119,697.95 = 52,724.94/x
  3. Step 3: Cross multiply
    86,723.64x = 119,697.95 × 52,724.94
  4. Step 4: Simplify right side
    86,723.64x = 6,311,067,231.87
  5. Step 5: Solve for x
    x = 6,311,067,231.87/86,723.64
  6. Step 6: Final answer
    x = 72,772.17

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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.