Home / 212,896.24-319,350.12-52,965.71

Finding the Fourth Proportional to 212,896.24, 319,350.12 and 52,965.71

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Solution

The fourth proportional to 212,896.24, 319,350.12 and 52,965.71 is: 79,450.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,896.24 : 319,350.12 = 52,965.71 : x
  2. Step 2: Convert to fraction form
    212,896.24/319,350.12 = 52,965.71/x
  3. Step 3: Cross multiply
    212,896.24x = 319,350.12 × 52,965.71
  4. Step 4: Simplify right side
    212,896.24x = 16,914,605,844.63
  5. Step 5: Solve for x
    x = 16,914,605,844.63/212,896.24
  6. Step 6: Final answer
    x = 79,450.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.