Home / 281,818.07-422,622.07-113,281.59

Finding the Fourth Proportional to 281,818.07, 422,622.07 and 113,281.59

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Solution

The fourth proportional to 281,818.07, 422,622.07 and 113,281.59 is: 169,880.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,818.07 : 422,622.07 = 113,281.59 : x
  2. Step 2: Convert to fraction form
    281,818.07/422,622.07 = 113,281.59/x
  3. Step 3: Cross multiply
    281,818.07x = 422,622.07 × 113,281.59
  4. Step 4: Simplify right side
    281,818.07x = 47,875,299,620.28
  5. Step 5: Solve for x
    x = 47,875,299,620.28/281,818.07
  6. Step 6: Final answer
    x = 169,880.16

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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.