Home / 95,631.84-143,214-82,568.16

Finding the Fourth Proportional to 95,631.84, 143,214 and 82,568.16

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Solution

The fourth proportional to 95,631.84, 143,214 and 82,568.16 is: 123,650.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,631.84 : 143,214 = 82,568.16 : x
  2. Step 2: Convert to fraction form
    95,631.84/143,214 = 82,568.16/x
  3. Step 3: Cross multiply
    95,631.84x = 143,214 × 82,568.16
  4. Step 4: Simplify right side
    95,631.84x = 11,824,916,466.24
  5. Step 5: Solve for x
    x = 11,824,916,466.24/95,631.84
  6. Step 6: Final answer
    x = 123,650.41

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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.