Home / 171,464.34-236,682.90-139,577.88

Finding the Fourth Proportional to 171,464.34, 236,682.90 and 139,577.88

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Solution

The fourth proportional to 171,464.34, 236,682.90 and 139,577.88 is: 192,668.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,464.34 : 236,682.90 = 139,577.88 : x
  2. Step 2: Convert to fraction form
    171,464.34/236,682.90 = 139,577.88/x
  3. Step 3: Cross multiply
    171,464.34x = 236,682.90 × 139,577.88
  4. Step 4: Simplify right side
    171,464.34x = 33,035,697,414.25
  5. Step 5: Solve for x
    x = 33,035,697,414.25/171,464.34
  6. Step 6: Final answer
    x = 192,668.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.