Home / 353,187.14-487,404.34-192,043.24

Finding the Fourth Proportional to 353,187.14, 487,404.34 and 192,043.24

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Solution

The fourth proportional to 353,187.14, 487,404.34 and 192,043.24 is: 265,022.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,187.14 : 487,404.34 = 192,043.24 : x
  2. Step 2: Convert to fraction form
    353,187.14/487,404.34 = 192,043.24/x
  3. Step 3: Cross multiply
    353,187.14x = 487,404.34 × 192,043.24
  4. Step 4: Simplify right side
    353,187.14x = 93,602,706,945.04
  5. Step 5: Solve for x
    x = 93,602,706,945.04/353,187.14
  6. Step 6: Final answer
    x = 265,022.98

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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.