Home / 130,994.76-196,487.97-36,230.65

Finding the Fourth Proportional to 130,994.76, 196,487.97 and 36,230.65

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Solution

The fourth proportional to 130,994.76, 196,487.97 and 36,230.65 is: 54,344.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,994.76 : 196,487.97 = 36,230.65 : x
  2. Step 2: Convert to fraction form
    130,994.76/196,487.97 = 36,230.65/x
  3. Step 3: Cross multiply
    130,994.76x = 196,487.97 × 36,230.65
  4. Step 4: Simplify right side
    130,994.76x = 7,118,886,870.28
  5. Step 5: Solve for x
    x = 7,118,886,870.28/130,994.76
  6. Step 6: Final answer
    x = 54,344.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.