Home / 199,596.60-275,440.88-113,555.36

Finding the Fourth Proportional to 199,596.60, 275,440.88 and 113,555.36

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Solution

The fourth proportional to 199,596.60, 275,440.88 and 113,555.36 is: 156,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,596.60 : 275,440.88 = 113,555.36 : x
  2. Step 2: Convert to fraction form
    199,596.60/275,440.88 = 113,555.36/x
  3. Step 3: Cross multiply
    199,596.60x = 275,440.88 × 113,555.36
  4. Step 4: Simplify right side
    199,596.60x = 31,277,788,407.94
  5. Step 5: Solve for x
    x = 31,277,788,407.94/199,596.60
  6. Step 6: Final answer
    x = 156,705.02

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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.