Home / 353,284.37-487,527.66-192,135.95

Finding the Fourth Proportional to 353,284.37, 487,527.66 and 192,135.95

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Solution

The fourth proportional to 353,284.37, 487,527.66 and 192,135.95 is: 265,145.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,284.37 : 487,527.66 = 192,135.95 : x
  2. Step 2: Convert to fraction form
    353,284.37/487,527.66 = 192,135.95/x
  3. Step 3: Cross multiply
    353,284.37x = 487,527.66 × 192,135.95
  4. Step 4: Simplify right side
    353,284.37x = 93,671,590,105.38
  5. Step 5: Solve for x
    x = 93,671,590,105.38/353,284.37
  6. Step 6: Final answer
    x = 265,145.02

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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.