Home / 86,704.51-119,664.93-50,914.12

Finding the Fourth Proportional to 86,704.51, 119,664.93 and 50,914.12

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Solution

The fourth proportional to 86,704.51, 119,664.93 and 50,914.12 is: 70,268.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,704.51 : 119,664.93 = 50,914.12 : x
  2. Step 2: Convert to fraction form
    86,704.51/119,664.93 = 50,914.12/x
  3. Step 3: Cross multiply
    86,704.51x = 119,664.93 × 50,914.12
  4. Step 4: Simplify right side
    86,704.51x = 6,092,634,605.81
  5. Step 5: Solve for x
    x = 6,092,634,605.81/86,704.51
  6. Step 6: Final answer
    x = 70,268.95

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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.