Home / 43,271.10-64,943.10-16,994.70

Finding the Fourth Proportional to 43,271.10, 64,943.10 and 16,994.70

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Solution

The fourth proportional to 43,271.10, 64,943.10 and 16,994.70 is: 25,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,271.10 : 64,943.10 = 16,994.70 : x
  2. Step 2: Convert to fraction form
    43,271.10/64,943.10 = 16,994.70/x
  3. Step 3: Cross multiply
    43,271.10x = 64,943.10 × 16,994.70
  4. Step 4: Simplify right side
    43,271.10x = 1,103,688,501.57
  5. Step 5: Solve for x
    x = 1,103,688,501.57/43,271.10
  6. Step 6: Final answer
    x = 25,506.37

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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.