Home / 264,015.90-395,764.65-130,916.70

Finding the Fourth Proportional to 264,015.90, 395,764.65 and 130,916.70

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Solution

The fourth proportional to 264,015.90, 395,764.65 and 130,916.70 is: 196,246.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,015.90 : 395,764.65 = 130,916.70 : x
  2. Step 2: Convert to fraction form
    264,015.90/395,764.65 = 130,916.70/x
  3. Step 3: Cross multiply
    264,015.90x = 395,764.65 × 130,916.70
  4. Step 4: Simplify right side
    264,015.90x = 51,812,201,954.66
  5. Step 5: Solve for x
    x = 51,812,201,954.66/264,015.90
  6. Step 6: Final answer
    x = 196,246.52

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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.