Home / 194,765.45-291,984.15-101,271.20

Finding the Fourth Proportional to 194,765.45, 291,984.15 and 101,271.20

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Solution

The fourth proportional to 194,765.45, 291,984.15 and 101,271.20 is: 151,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,765.45 : 291,984.15 = 101,271.20 : x
  2. Step 2: Convert to fraction form
    194,765.45/291,984.15 = 101,271.20/x
  3. Step 3: Cross multiply
    194,765.45x = 291,984.15 × 101,271.20
  4. Step 4: Simplify right side
    194,765.45x = 29,569,585,251.48
  5. Step 5: Solve for x
    x = 29,569,585,251.48/194,765.45
  6. Step 6: Final answer
    x = 151,821.51

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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.