Home / 164,880.30-247,320.45-131,054.70

Finding the Fourth Proportional to 164,880.30, 247,320.45 and 131,054.70

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Solution

The fourth proportional to 164,880.30, 247,320.45 and 131,054.70 is: 196,582.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,880.30 : 247,320.45 = 131,054.70 : x
  2. Step 2: Convert to fraction form
    164,880.30/247,320.45 = 131,054.70/x
  3. Step 3: Cross multiply
    164,880.30x = 247,320.45 × 131,054.70
  4. Step 4: Simplify right side
    164,880.30x = 32,412,507,378.62
  5. Step 5: Solve for x
    x = 32,412,507,378.62/164,880.30
  6. Step 6: Final answer
    x = 196,582.05

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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.