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Finding the Fourth Proportional to 183,596.50, 275,205.30 and 77,042.26

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Solution

The fourth proportional to 183,596.50, 275,205.30 and 77,042.26 is: 115,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,596.50 : 275,205.30 = 77,042.26 : x
  2. Step 2: Convert to fraction form
    183,596.50/275,205.30 = 77,042.26/x
  3. Step 3: Cross multiply
    183,596.50x = 275,205.30 × 77,042.26
  4. Step 4: Simplify right side
    183,596.50x = 21,202,438,275.98
  5. Step 5: Solve for x
    x = 21,202,438,275.98/183,596.50
  6. Step 6: Final answer
    x = 115,483.89

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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.