Home / 191,223.31-263,840.93-119,567.47

Finding the Fourth Proportional to 191,223.31, 263,840.93 and 119,567.47

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Solution

The fourth proportional to 191,223.31, 263,840.93 and 119,567.47 is: 164,973.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,223.31 : 263,840.93 = 119,567.47 : x
  2. Step 2: Convert to fraction form
    191,223.31/263,840.93 = 119,567.47/x
  3. Step 3: Cross multiply
    191,223.31x = 263,840.93 × 119,567.47
  4. Step 4: Simplify right side
    191,223.31x = 31,546,792,183.63
  5. Step 5: Solve for x
    x = 31,546,792,183.63/191,223.31
  6. Step 6: Final answer
    x = 164,973.57

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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.