Home / 191,055.89-263,379.25-133,516.58

Finding the Fourth Proportional to 191,055.89, 263,379.25 and 133,516.58

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Solution

The fourth proportional to 191,055.89, 263,379.25 and 133,516.58 is: 184,058.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,055.89 : 263,379.25 = 133,516.58 : x
  2. Step 2: Convert to fraction form
    191,055.89/263,379.25 = 133,516.58/x
  3. Step 3: Cross multiply
    191,055.89x = 263,379.25 × 133,516.58
  4. Step 4: Simplify right side
    191,055.89x = 35,165,495,542.69
  5. Step 5: Solve for x
    x = 35,165,495,542.69/191,055.89
  6. Step 6: Final answer
    x = 184,058.68

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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.