Home / 140,582.25-194,007.69-76,924.35

Finding the Fourth Proportional to 140,582.25, 194,007.69 and 76,924.35

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Solution

The fourth proportional to 140,582.25, 194,007.69 and 76,924.35 is: 106,157.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,582.25 : 194,007.69 = 76,924.35 : x
  2. Step 2: Convert to fraction form
    140,582.25/194,007.69 = 76,924.35/x
  3. Step 3: Cross multiply
    140,582.25x = 194,007.69 × 76,924.35
  4. Step 4: Simplify right side
    140,582.25x = 14,923,915,448.25
  5. Step 5: Solve for x
    x = 14,923,915,448.25/140,582.25
  6. Step 6: Final answer
    x = 106,157.89

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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.