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Finding the Fourth Proportional to 92,174.60, 127,204.80 and 51,888.44

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Solution

The fourth proportional to 92,174.60, 127,204.80 and 51,888.44 is: 71,608.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,174.60 : 127,204.80 = 51,888.44 : x
  2. Step 2: Convert to fraction form
    92,174.60/127,204.80 = 51,888.44/x
  3. Step 3: Cross multiply
    92,174.60x = 127,204.80 × 51,888.44
  4. Step 4: Simplify right side
    92,174.60x = 6,600,458,632.51
  5. Step 5: Solve for x
    x = 6,600,458,632.51/92,174.60
  6. Step 6: Final answer
    x = 71,608.22

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1.5x scale

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.