Home / 203,924.96-281,461.40-113,312.04

Finding the Fourth Proportional to 203,924.96, 281,461.40 and 113,312.04

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Solution

The fourth proportional to 203,924.96, 281,461.40 and 113,312.04 is: 156,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,924.96 : 281,461.40 = 113,312.04 : x
  2. Step 2: Convert to fraction form
    203,924.96/281,461.40 = 113,312.04/x
  3. Step 3: Cross multiply
    203,924.96x = 281,461.40 × 113,312.04
  4. Step 4: Simplify right side
    203,924.96x = 31,892,965,415.26
  5. Step 5: Solve for x
    x = 31,892,965,415.26/203,924.96
  6. Step 6: Final answer
    x = 156,395.59

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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.