Home / 54,945.28-82,390.57-17,500.50

Finding the Fourth Proportional to 54,945.28, 82,390.57 and 17,500.50

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Solution

The fourth proportional to 54,945.28, 82,390.57 and 17,500.50 is: 26,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,945.28 : 82,390.57 = 17,500.50 : x
  2. Step 2: Convert to fraction form
    54,945.28/82,390.57 = 17,500.50/x
  3. Step 3: Cross multiply
    54,945.28x = 82,390.57 × 17,500.50
  4. Step 4: Simplify right side
    54,945.28x = 1,441,875,670.83
  5. Step 5: Solve for x
    x = 1,441,875,670.83/54,945.28
  6. Step 6: Final answer
    x = 26,242.03

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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.