Home / 55,020.90-82,522.16-15,568.24

Finding the Fourth Proportional to 55,020.90, 82,522.16 and 15,568.24

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Solution

The fourth proportional to 55,020.90, 82,522.16 and 15,568.24 is: 23,349.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,020.90 : 82,522.16 = 15,568.24 : x
  2. Step 2: Convert to fraction form
    55,020.90/82,522.16 = 15,568.24/x
  3. Step 3: Cross multiply
    55,020.90x = 82,522.16 × 15,568.24
  4. Step 4: Simplify right side
    55,020.90x = 1,284,724,792.20
  5. Step 5: Solve for x
    x = 1,284,724,792.20/55,020.90
  6. Step 6: Final answer
    x = 23,349.76

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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.