Home / 160,246.85-240,173.43-89,978.54

Finding the Fourth Proportional to 160,246.85, 240,173.43 and 89,978.54

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Solution

The fourth proportional to 160,246.85, 240,173.43 and 89,978.54 is: 134,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,246.85 : 240,173.43 = 89,978.54 : x
  2. Step 2: Convert to fraction form
    160,246.85/240,173.43 = 89,978.54/x
  3. Step 3: Cross multiply
    160,246.85x = 240,173.43 × 89,978.54
  4. Step 4: Simplify right side
    160,246.85x = 21,610,453,377.33
  5. Step 5: Solve for x
    x = 21,610,453,377.33/160,246.85
  6. Step 6: Final answer
    x = 134,857.28

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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.