Home / 43,333.40-65,000.10-26,639.30

Finding the Fourth Proportional to 43,333.40, 65,000.10 and 26,639.30

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Solution

The fourth proportional to 43,333.40, 65,000.10 and 26,639.30 is: 39,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,333.40 : 65,000.10 = 26,639.30 : x
  2. Step 2: Convert to fraction form
    43,333.40/65,000.10 = 26,639.30/x
  3. Step 3: Cross multiply
    43,333.40x = 65,000.10 × 26,639.30
  4. Step 4: Simplify right side
    43,333.40x = 1,731,557,163.93
  5. Step 5: Solve for x
    x = 1,731,557,163.93/43,333.40
  6. Step 6: Final answer
    x = 39,958.95

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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.