Home / 57,549.02-86,317.31-15,433.34

Finding the Fourth Proportional to 57,549.02, 86,317.31 and 15,433.34

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Solution

The fourth proportional to 57,549.02, 86,317.31 and 15,433.34 is: 23,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,549.02 : 86,317.31 = 15,433.34 : x
  2. Step 2: Convert to fraction form
    57,549.02/86,317.31 = 15,433.34/x
  3. Step 3: Cross multiply
    57,549.02x = 86,317.31 × 15,433.34
  4. Step 4: Simplify right side
    57,549.02x = 1,332,164,000.11
  5. Step 5: Solve for x
    x = 1,332,164,000.11/57,549.02
  6. Step 6: Final answer
    x = 23,148.34

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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.