Home / 47,583.50-71,369.55-12,525.89

Finding the Fourth Proportional to 47,583.50, 71,369.55 and 12,525.89

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Solution

The fourth proportional to 47,583.50, 71,369.55 and 12,525.89 is: 18,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,583.50 : 71,369.55 = 12,525.89 : x
  2. Step 2: Convert to fraction form
    47,583.50/71,369.55 = 12,525.89/x
  3. Step 3: Cross multiply
    47,583.50x = 71,369.55 × 12,525.89
  4. Step 4: Simplify right side
    47,583.50x = 893,966,775.80
  5. Step 5: Solve for x
    x = 893,966,775.80/47,583.50
  6. Step 6: Final answer
    x = 18,787.33

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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.