Home / 86,337.21-119,145.20-50,534.00

Finding the Fourth Proportional to 86,337.21, 119,145.20 and 50,534.00

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Solution

The fourth proportional to 86,337.21, 119,145.20 and 50,534.00 is: 69,736.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,337.21 : 119,145.20 = 50,534.00 : x
  2. Step 2: Convert to fraction form
    86,337.21/119,145.20 = 50,534.00/x
  3. Step 3: Cross multiply
    86,337.21x = 119,145.20 × 50,534.00
  4. Step 4: Simplify right side
    86,337.21x = 6,020,883,135.20
  5. Step 5: Solve for x
    x = 6,020,883,135.20/86,337.21
  6. Step 6: Final answer
    x = 69,736.82

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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.