Home / 194,763.45-291,981.15-101,269.20

Finding the Fourth Proportional to 194,763.45, 291,981.15 and 101,269.20

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Solution

The fourth proportional to 194,763.45, 291,981.15 and 101,269.20 is: 151,818.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,763.45 : 291,981.15 = 101,269.20 : x
  2. Step 2: Convert to fraction form
    194,763.45/291,981.15 = 101,269.20/x
  3. Step 3: Cross multiply
    194,763.45x = 291,981.15 × 101,269.20
  4. Step 4: Simplify right side
    194,763.45x = 29,568,697,475.58
  5. Step 5: Solve for x
    x = 29,568,697,475.58/194,763.45
  6. Step 6: Final answer
    x = 151,818.51

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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.