Home / 52,449.89-72,379.93-28,576.73

Finding the Fourth Proportional to 52,449.89, 72,379.93 and 28,576.73

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Solution

The fourth proportional to 52,449.89, 72,379.93 and 28,576.73 is: 39,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,449.89 : 72,379.93 = 28,576.73 : x
  2. Step 2: Convert to fraction form
    52,449.89/72,379.93 = 28,576.73/x
  3. Step 3: Cross multiply
    52,449.89x = 72,379.93 × 28,576.73
  4. Step 4: Simplify right side
    52,449.89x = 2,068,381,880.12
  5. Step 5: Solve for x
    x = 2,068,381,880.12/52,449.89
  6. Step 6: Final answer
    x = 39,435.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.