Home / 168,050.72-251,988.60-49,706.09

Finding the Fourth Proportional to 168,050.72, 251,988.60 and 49,706.09

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Solution

The fourth proportional to 168,050.72, 251,988.60 and 49,706.09 is: 74,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,050.72 : 251,988.60 = 49,706.09 : x
  2. Step 2: Convert to fraction form
    168,050.72/251,988.60 = 49,706.09/x
  3. Step 3: Cross multiply
    168,050.72x = 251,988.60 × 49,706.09
  4. Step 4: Simplify right side
    168,050.72x = 12,525,368,030.57
  5. Step 5: Solve for x
    x = 12,525,368,030.57/168,050.72
  6. Step 6: Final answer
    x = 74,533.26

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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.