Home / 362,420.16-543,588-96,201.36

Finding the Fourth Proportional to 362,420.16, 543,588 and 96,201.36

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Solution

The fourth proportional to 362,420.16, 543,588 and 96,201.36 is: 144,290.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,420.16 : 543,588 = 96,201.36 : x
  2. Step 2: Convert to fraction form
    362,420.16/543,588 = 96,201.36/x
  3. Step 3: Cross multiply
    362,420.16x = 543,588 × 96,201.36
  4. Step 4: Simplify right side
    362,420.16x = 52,293,904,879.68
  5. Step 5: Solve for x
    x = 52,293,904,879.68/362,420.16
  6. Step 6: Final answer
    x = 144,290.83

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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.