Home / 199,677.40-275,566.06-109,041.80

Finding the Fourth Proportional to 199,677.40, 275,566.06 and 109,041.80

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Solution

The fourth proportional to 199,677.40, 275,566.06 and 109,041.80 is: 150,483.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,677.40 : 275,566.06 = 109,041.80 : x
  2. Step 2: Convert to fraction form
    199,677.40/275,566.06 = 109,041.80/x
  3. Step 3: Cross multiply
    199,677.40x = 275,566.06 × 109,041.80
  4. Step 4: Simplify right side
    199,677.40x = 30,048,219,201.31
  5. Step 5: Solve for x
    x = 30,048,219,201.31/199,677.40
  6. Step 6: Final answer
    x = 150,483.83

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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.