Home / 57,554.20-86,525.70-49,000.60

Finding the Fourth Proportional to 57,554.20, 86,525.70 and 49,000.60

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Solution

The fourth proportional to 57,554.20, 86,525.70 and 49,000.60 is: 73,666.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,554.20 : 86,525.70 = 49,000.60 : x
  2. Step 2: Convert to fraction form
    57,554.20/86,525.70 = 49,000.60/x
  3. Step 3: Cross multiply
    57,554.20x = 86,525.70 × 49,000.60
  4. Step 4: Simplify right side
    57,554.20x = 4,239,811,215.42
  5. Step 5: Solve for x
    x = 4,239,811,215.42/57,554.20
  6. Step 6: Final answer
    x = 73,666.41

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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.