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Finding the Fourth Proportional to 127,794.51, 191,691.73 and 34,300.26

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Solution

The fourth proportional to 127,794.51, 191,691.73 and 34,300.26 is: 51,450.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,794.51 : 191,691.73 = 34,300.26 : x
  2. Step 2: Convert to fraction form
    127,794.51/191,691.73 = 34,300.26/x
  3. Step 3: Cross multiply
    127,794.51x = 191,691.73 × 34,300.26
  4. Step 4: Simplify right side
    127,794.51x = 6,575,076,178.85
  5. Step 5: Solve for x
    x = 6,575,076,178.85/127,794.51
  6. Step 6: Final answer
    x = 51,450.38

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1.5x scale

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.