Home / 52,629.12-72,594.24-31,392

Finding the Fourth Proportional to 52,629.12, 72,594.24 and 31,392

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Solution

The fourth proportional to 52,629.12, 72,594.24 and 31,392 is: 43,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,629.12 : 72,594.24 = 31,392 : x
  2. Step 2: Convert to fraction form
    52,629.12/72,594.24 = 31,392/x
  3. Step 3: Cross multiply
    52,629.12x = 72,594.24 × 31,392
  4. Step 4: Simplify right side
    52,629.12x = 2,278,878,382.08
  5. Step 5: Solve for x
    x = 2,278,878,382.08/52,629.12
  6. Step 6: Final answer
    x = 43,300.71

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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.