Home / 133,050.04-199,402.26-54,072.36

Finding the Fourth Proportional to 133,050.04, 199,402.26 and 54,072.36

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Solution

The fourth proportional to 133,050.04, 199,402.26 and 54,072.36 is: 81,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,050.04 : 199,402.26 = 54,072.36 : x
  2. Step 2: Convert to fraction form
    133,050.04/199,402.26 = 54,072.36/x
  3. Step 3: Cross multiply
    133,050.04x = 199,402.26 × 54,072.36
  4. Step 4: Simplify right side
    133,050.04x = 10,782,150,787.53
  5. Step 5: Solve for x
    x = 10,782,150,787.53/133,050.04
  6. Step 6: Final answer
    x = 81,038.31

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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.