Home / 199,090.98-274,745.93-118,521.29

Finding the Fourth Proportional to 199,090.98, 274,745.93 and 118,521.29

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Solution

The fourth proportional to 199,090.98, 274,745.93 and 118,521.29 is: 163,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,090.98 : 274,745.93 = 118,521.29 : x
  2. Step 2: Convert to fraction form
    199,090.98/274,745.93 = 118,521.29/x
  3. Step 3: Cross multiply
    199,090.98x = 274,745.93 × 118,521.29
  4. Step 4: Simplify right side
    199,090.98x = 32,563,242,140.11
  5. Step 5: Solve for x
    x = 32,563,242,140.11/199,090.98
  6. Step 6: Final answer
    x = 163,559.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.