Home / 174,964.90-262,447.35-69,859.30

Finding the Fourth Proportional to 174,964.90, 262,447.35 and 69,859.30

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Solution

The fourth proportional to 174,964.90, 262,447.35 and 69,859.30 is: 104,788.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,964.90 : 262,447.35 = 69,859.30 : x
  2. Step 2: Convert to fraction form
    174,964.90/262,447.35 = 69,859.30/x
  3. Step 3: Cross multiply
    174,964.90x = 262,447.35 × 69,859.30
  4. Step 4: Simplify right side
    174,964.90x = 18,334,388,157.86
  5. Step 5: Solve for x
    x = 18,334,388,157.86/174,964.90
  6. Step 6: Final answer
    x = 104,788.95

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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.