Home / 48,316.24-66,676.40-28,174

Finding the Fourth Proportional to 48,316.24, 66,676.40 and 28,174

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Solution

The fourth proportional to 48,316.24, 66,676.40 and 28,174 is: 38,880.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,316.24 : 66,676.40 = 28,174 : x
  2. Step 2: Convert to fraction form
    48,316.24/66,676.40 = 28,174/x
  3. Step 3: Cross multiply
    48,316.24x = 66,676.40 × 28,174
  4. Step 4: Simplify right side
    48,316.24x = 1,878,540,893.60
  5. Step 5: Solve for x
    x = 1,878,540,893.60/48,316.24
  6. Step 6: Final answer
    x = 38,880.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.