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Finding the Fourth Proportional to 92,178.54, 127,207.26 and 51,884.48

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Solution

The fourth proportional to 92,178.54, 127,207.26 and 51,884.48 is: 71,601.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,178.54 : 127,207.26 = 51,884.48 : x
  2. Step 2: Convert to fraction form
    92,178.54/127,207.26 = 51,884.48/x
  3. Step 3: Cross multiply
    92,178.54x = 127,207.26 × 51,884.48
  4. Step 4: Simplify right side
    92,178.54x = 6,600,082,855.34
  5. Step 5: Solve for x
    x = 6,600,082,855.34/92,178.54
  6. Step 6: Final answer
    x = 71,601.08

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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.