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Finding the Fourth Proportional to 168,055.80, 251,846.10 and 93,208.92

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Solution

The fourth proportional to 168,055.80, 251,846.10 and 93,208.92 is: 139,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,055.80 : 251,846.10 = 93,208.92 : x
  2. Step 2: Convert to fraction form
    168,055.80/251,846.10 = 93,208.92/x
  3. Step 3: Cross multiply
    168,055.80x = 251,846.10 × 93,208.92
  4. Step 4: Simplify right side
    168,055.80x = 23,474,302,987.21
  5. Step 5: Solve for x
    x = 23,474,302,987.21/168,055.80
  6. Step 6: Final answer
    x = 139,681.60

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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.