Home / 43,734.06-65,603.12-14,154.21

Finding the Fourth Proportional to 43,734.06, 65,603.12 and 14,154.21

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Solution

The fourth proportional to 43,734.06, 65,603.12 and 14,154.21 is: 21,231.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,734.06 : 65,603.12 = 14,154.21 : x
  2. Step 2: Convert to fraction form
    43,734.06/65,603.12 = 14,154.21/x
  3. Step 3: Cross multiply
    43,734.06x = 65,603.12 × 14,154.21
  4. Step 4: Simplify right side
    43,734.06x = 928,560,266.36
  5. Step 5: Solve for x
    x = 928,560,266.36/43,734.06
  6. Step 6: Final answer
    x = 21,231.97

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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.