Home / 54,344.40-81,516.60-45,596.40

Finding the Fourth Proportional to 54,344.40, 81,516.60 and 45,596.40

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Solution

The fourth proportional to 54,344.40, 81,516.60 and 45,596.40 is: 68,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344.40 : 81,516.60 = 45,596.40 : x
  2. Step 2: Convert to fraction form
    54,344.40/81,516.60 = 45,596.40/x
  3. Step 3: Cross multiply
    54,344.40x = 81,516.60 × 45,596.40
  4. Step 4: Simplify right side
    54,344.40x = 3,716,863,500.24
  5. Step 5: Solve for x
    x = 3,716,863,500.24/54,344.40
  6. Step 6: Final answer
    x = 68,394.60

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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.