Home / 111,714.85-167,519.59-40,587.32

Finding the Fourth Proportional to 111,714.85, 167,519.59 and 40,587.32

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Solution

The fourth proportional to 111,714.85, 167,519.59 and 40,587.32 is: 60,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,714.85 : 167,519.59 = 40,587.32 : x
  2. Step 2: Convert to fraction form
    111,714.85/167,519.59 = 40,587.32/x
  3. Step 3: Cross multiply
    111,714.85x = 167,519.59 × 40,587.32
  4. Step 4: Simplify right side
    111,714.85x = 6,799,171,376.60
  5. Step 5: Solve for x
    x = 6,799,171,376.60/111,714.85
  6. Step 6: Final answer
    x = 60,861.84

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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.