Home / 43,798.08-65,603.56-18,805.54

Finding the Fourth Proportional to 43,798.08, 65,603.56 and 18,805.54

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Solution

The fourth proportional to 43,798.08, 65,603.56 and 18,805.54 is: 28,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,798.08 : 65,603.56 = 18,805.54 : x
  2. Step 2: Convert to fraction form
    43,798.08/65,603.56 = 18,805.54/x
  3. Step 3: Cross multiply
    43,798.08x = 65,603.56 × 18,805.54
  4. Step 4: Simplify right side
    43,798.08x = 1,233,710,371.72
  5. Step 5: Solve for x
    x = 1,233,710,371.72/43,798.08
  6. Step 6: Final answer
    x = 28,168.14

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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.