Home / 57,556.02-86,327.80-15,440.34

Finding the Fourth Proportional to 57,556.02, 86,327.80 and 15,440.34

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Solution

The fourth proportional to 57,556.02, 86,327.80 and 15,440.34 is: 23,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,556.02 : 86,327.80 = 15,440.34 : x
  2. Step 2: Convert to fraction form
    57,556.02/86,327.80 = 15,440.34/x
  3. Step 3: Cross multiply
    57,556.02x = 86,327.80 × 15,440.34
  4. Step 4: Simplify right side
    57,556.02x = 1,332,930,583.45
  5. Step 5: Solve for x
    x = 1,332,930,583.45/57,556.02
  6. Step 6: Final answer
    x = 23,158.84

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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.