Home / 370,322.26-555,396.72-104,108.20

Finding the Fourth Proportional to 370,322.26, 555,396.72 and 104,108.20

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Solution

The fourth proportional to 370,322.26, 555,396.72 and 104,108.20 is: 156,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,322.26 : 555,396.72 = 104,108.20 : x
  2. Step 2: Convert to fraction form
    370,322.26/555,396.72 = 104,108.20/x
  3. Step 3: Cross multiply
    370,322.26x = 555,396.72 × 104,108.20
  4. Step 4: Simplify right side
    370,322.26x = 57,821,352,805.10
  5. Step 5: Solve for x
    x = 57,821,352,805.10/370,322.26
  6. Step 6: Final answer
    x = 156,137.93

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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.