Home / 86,628.21-119,548.89-50,844.03

Finding the Fourth Proportional to 86,628.21, 119,548.89 and 50,844.03

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Solution

The fourth proportional to 86,628.21, 119,548.89 and 50,844.03 is: 70,165.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,628.21 : 119,548.89 = 50,844.03 : x
  2. Step 2: Convert to fraction form
    86,628.21/119,548.89 = 50,844.03/x
  3. Step 3: Cross multiply
    86,628.21x = 119,548.89 × 50,844.03
  4. Step 4: Simplify right side
    86,628.21x = 6,078,347,349.63
  5. Step 5: Solve for x
    x = 6,078,347,349.63/86,628.21
  6. Step 6: Final answer
    x = 70,165.91

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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.