Home / 353,228.85-487,465.02-192,093.30

Finding the Fourth Proportional to 353,228.85, 487,465.02 and 192,093.30

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Solution

The fourth proportional to 353,228.85, 487,465.02 and 192,093.30 is: 265,093.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,228.85 : 487,465.02 = 192,093.30 : x
  2. Step 2: Convert to fraction form
    353,228.85/487,465.02 = 192,093.30/x
  3. Step 3: Cross multiply
    353,228.85x = 487,465.02 × 192,093.30
  4. Step 4: Simplify right side
    353,228.85x = 93,638,764,326.37
  5. Step 5: Solve for x
    x = 93,638,764,326.37/353,228.85
  6. Step 6: Final answer
    x = 265,093.76

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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.