Home / 46,271.20-69,439.20-19,994.80

Finding the Fourth Proportional to 46,271.20, 69,439.20 and 19,994.80

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Solution

The fourth proportional to 46,271.20, 69,439.20 and 19,994.80 is: 30,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,271.20 : 69,439.20 = 19,994.80 : x
  2. Step 2: Convert to fraction form
    46,271.20/69,439.20 = 19,994.80/x
  3. Step 3: Cross multiply
    46,271.20x = 69,439.20 × 19,994.80
  4. Step 4: Simplify right side
    46,271.20x = 1,388,422,916.16
  5. Step 5: Solve for x
    x = 1,388,422,916.16/46,271.20
  6. Step 6: Final answer
    x = 30,006.20

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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.