Home / 188,014.32-281,881.22-113,116.91

Finding the Fourth Proportional to 188,014.32, 281,881.22 and 113,116.91

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Solution

The fourth proportional to 188,014.32, 281,881.22 and 113,116.91 is: 169,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,014.32 : 281,881.22 = 113,116.91 : x
  2. Step 2: Convert to fraction form
    188,014.32/281,881.22 = 113,116.91/x
  3. Step 3: Cross multiply
    188,014.32x = 281,881.22 × 113,116.91
  4. Step 4: Simplify right side
    188,014.32x = 31,885,532,732.55
  5. Step 5: Solve for x
    x = 31,885,532,732.55/188,014.32
  6. Step 6: Final answer
    x = 169,590.98

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1.5x scale

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.