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Finding the Fourth Proportional to 183,866.20, 275,603.10 and 104,810.20

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Solution

The fourth proportional to 183,866.20, 275,603.10 and 104,810.20 is: 157,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,866.20 : 275,603.10 = 104,810.20 : x
  2. Step 2: Convert to fraction form
    183,866.20/275,603.10 = 104,810.20/x
  3. Step 3: Cross multiply
    183,866.20x = 275,603.10 × 104,810.20
  4. Step 4: Simplify right side
    183,866.20x = 28,886,016,031.62
  5. Step 5: Solve for x
    x = 28,886,016,031.62/183,866.20
  6. Step 6: Final answer
    x = 157,103.46

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1.5x scale

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.