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Finding the Fourth Proportional to 46,807.44, 70,149.06 and 20,483.52

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Solution

The fourth proportional to 46,807.44, 70,149.06 and 20,483.52 is: 30,698.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,807.44 : 70,149.06 = 20,483.52 : x
  2. Step 2: Convert to fraction form
    46,807.44/70,149.06 = 20,483.52/x
  3. Step 3: Cross multiply
    46,807.44x = 70,149.06 × 20,483.52
  4. Step 4: Simplify right side
    46,807.44x = 1,436,899,673.49
  5. Step 5: Solve for x
    x = 1,436,899,673.49/46,807.44
  6. Step 6: Final answer
    x = 30,698.10

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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.