Home / 191,179.53-263,840.65-126,537.41

Finding the Fourth Proportional to 191,179.53, 263,840.65 and 126,537.41

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Solution

The fourth proportional to 191,179.53, 263,840.65 and 126,537.41 is: 174,630.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,179.53 : 263,840.65 = 126,537.41 : x
  2. Step 2: Convert to fraction form
    191,179.53/263,840.65 = 126,537.41/x
  3. Step 3: Cross multiply
    191,179.53x = 263,840.65 × 126,537.41
  4. Step 4: Simplify right side
    191,179.53x = 33,385,712,846.97
  5. Step 5: Solve for x
    x = 33,385,712,846.97/191,179.53
  6. Step 6: Final answer
    x = 174,630.16

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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.