Home / 281,705.58-422,518.68-104,182.74

Finding the Fourth Proportional to 281,705.58, 422,518.68 and 104,182.74

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Solution

The fourth proportional to 281,705.58, 422,518.68 and 104,182.74 is: 156,259.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,705.58 : 422,518.68 = 104,182.74 : x
  2. Step 2: Convert to fraction form
    281,705.58/422,518.68 = 104,182.74/x
  3. Step 3: Cross multiply
    281,705.58x = 422,518.68 × 104,182.74
  4. Step 4: Simplify right side
    281,705.58x = 44,019,153,783.58
  5. Step 5: Solve for x
    x = 44,019,153,783.58/281,705.58
  6. Step 6: Final answer
    x = 156,259.43

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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.