Home / 196,989.14-295,490.20-63,870.50

Finding the Fourth Proportional to 196,989.14, 295,490.20 and 63,870.50

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Solution

The fourth proportional to 196,989.14, 295,490.20 and 63,870.50 is: 95,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,989.14 : 295,490.20 = 63,870.50 : x
  2. Step 2: Convert to fraction form
    196,989.14/295,490.20 = 63,870.50/x
  3. Step 3: Cross multiply
    196,989.14x = 295,490.20 × 63,870.50
  4. Step 4: Simplify right side
    196,989.14x = 18,873,106,819.10
  5. Step 5: Solve for x
    x = 18,873,106,819.10/196,989.14
  6. Step 6: Final answer
    x = 95,807.85

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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.