Home / 353,186.60-487,394.89-192,041.75

Finding the Fourth Proportional to 353,186.60, 487,394.89 and 192,041.75

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Solution

The fourth proportional to 353,186.60, 487,394.89 and 192,041.75 is: 265,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,186.60 : 487,394.89 = 192,041.75 : x
  2. Step 2: Convert to fraction form
    353,186.60/487,394.89 = 192,041.75/x
  3. Step 3: Cross multiply
    353,186.60x = 487,394.89 × 192,041.75
  4. Step 4: Simplify right side
    353,186.60x = 93,600,168,355.04
  5. Step 5: Solve for x
    x = 93,600,168,355.04/353,186.60
  6. Step 6: Final answer
    x = 265,016.20

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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.