Home / 55,099.63-82,599.90-20,014.75

Finding the Fourth Proportional to 55,099.63, 82,599.90 and 20,014.75

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Solution

The fourth proportional to 55,099.63, 82,599.90 and 20,014.75 is: 30,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,099.63 : 82,599.90 = 20,014.75 : x
  2. Step 2: Convert to fraction form
    55,099.63/82,599.90 = 20,014.75/x
  3. Step 3: Cross multiply
    55,099.63x = 82,599.90 × 20,014.75
  4. Step 4: Simplify right side
    55,099.63x = 1,653,216,348.53
  5. Step 5: Solve for x
    x = 1,653,216,348.53/55,099.63
  6. Step 6: Final answer
    x = 30,004.13

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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.