Home / 28,963.08-43,466.58-20,073.42

Finding the Fourth Proportional to 28,963.08, 43,466.58 and 20,073.42

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Solution

The fourth proportional to 28,963.08, 43,466.58 and 20,073.42 is: 30,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963.08 : 43,466.58 = 20,073.42 : x
  2. Step 2: Convert to fraction form
    28,963.08/43,466.58 = 20,073.42/x
  3. Step 3: Cross multiply
    28,963.08x = 43,466.58 × 20,073.42
  4. Step 4: Simplify right side
    28,963.08x = 872,522,916.30
  5. Step 5: Solve for x
    x = 872,522,916.30/28,963.08
  6. Step 6: Final answer
    x = 30,125.35

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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.