Home / 370,719.82-556,074.54-146,082.21

Finding the Fourth Proportional to 370,719.82, 556,074.54 and 146,082.21

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Solution

The fourth proportional to 370,719.82, 556,074.54 and 146,082.21 is: 219,121.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,719.82 : 556,074.54 = 146,082.21 : x
  2. Step 2: Convert to fraction form
    370,719.82/556,074.54 = 146,082.21/x
  3. Step 3: Cross multiply
    370,719.82x = 556,074.54 × 146,082.21
  4. Step 4: Simplify right side
    370,719.82x = 81,232,594,217.15
  5. Step 5: Solve for x
    x = 81,232,594,217.15/370,719.82
  6. Step 6: Final answer
    x = 219,121.26

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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.