Home / 55,151.46-82,654.26-20,057.40

Finding the Fourth Proportional to 55,151.46, 82,654.26 and 20,057.40

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Solution

The fourth proportional to 55,151.46, 82,654.26 and 20,057.40 is: 30,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,151.46 : 82,654.26 = 20,057.40 : x
  2. Step 2: Convert to fraction form
    55,151.46/82,654.26 = 20,057.40/x
  3. Step 3: Cross multiply
    55,151.46x = 82,654.26 × 20,057.40
  4. Step 4: Simplify right side
    55,151.46x = 1,657,829,554.52
  5. Step 5: Solve for x
    x = 1,657,829,554.52/55,151.46
  6. Step 6: Final answer
    x = 30,059.58

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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.