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Finding the Fourth Proportional to 168,566.73, 252,701.55 and 68,810.73

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Solution

The fourth proportional to 168,566.73, 252,701.55 and 68,810.73 is: 103,155.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,566.73 : 252,701.55 = 68,810.73 : x
  2. Step 2: Convert to fraction form
    168,566.73/252,701.55 = 68,810.73/x
  3. Step 3: Cross multiply
    168,566.73x = 252,701.55 × 68,810.73
  4. Step 4: Simplify right side
    168,566.73x = 17,388,578,127.63
  5. Step 5: Solve for x
    x = 17,388,578,127.63/168,566.73
  6. Step 6: Final answer
    x = 103,155.46

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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.