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Finding the Fourth Proportional to 167,820.54, 251,730.48 and 49,574.91

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Solution

The fourth proportional to 167,820.54, 251,730.48 and 49,574.91 is: 74,362.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,820.54 : 251,730.48 = 49,574.91 : x
  2. Step 2: Convert to fraction form
    167,820.54/251,730.48 = 49,574.91/x
  3. Step 3: Cross multiply
    167,820.54x = 251,730.48 × 49,574.91
  4. Step 4: Simplify right side
    167,820.54x = 12,479,515,890.26
  5. Step 5: Solve for x
    x = 12,479,515,890.26/167,820.54
  6. Step 6: Final answer
    x = 74,362.27

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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.