Home / 143,045.19-214,567.92-49,550.94

Finding the Fourth Proportional to 143,045.19, 214,567.92 and 49,550.94

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Solution

The fourth proportional to 143,045.19, 214,567.92 and 49,550.94 is: 74,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,045.19 : 214,567.92 = 49,550.94 : x
  2. Step 2: Convert to fraction form
    143,045.19/214,567.92 = 49,550.94/x
  3. Step 3: Cross multiply
    143,045.19x = 214,567.92 × 49,550.94
  4. Step 4: Simplify right side
    143,045.19x = 10,632,042,129.84
  5. Step 5: Solve for x
    x = 10,632,042,129.84/143,045.19
  6. Step 6: Final answer
    x = 74,326.46

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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.