Home / 165,919.74-248,916.47-47,581.98

Finding the Fourth Proportional to 165,919.74, 248,916.47 and 47,581.98

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Solution

The fourth proportional to 165,919.74, 248,916.47 and 47,581.98 is: 71,383.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,919.74 : 248,916.47 = 47,581.98 : x
  2. Step 2: Convert to fraction form
    165,919.74/248,916.47 = 47,581.98/x
  3. Step 3: Cross multiply
    165,919.74x = 248,916.47 × 47,581.98
  4. Step 4: Simplify right side
    165,919.74x = 11,843,938,259.30
  5. Step 5: Solve for x
    x = 11,843,938,259.30/165,919.74
  6. Step 6: Final answer
    x = 71,383.54

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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.