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Finding the Fourth Proportional to 92,586.01, 127,768.87 and 50,144.55

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Solution

The fourth proportional to 92,586.01, 127,768.87 and 50,144.55 is: 69,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,586.01 : 127,768.87 = 50,144.55 : x
  2. Step 2: Convert to fraction form
    92,586.01/127,768.87 = 50,144.55/x
  3. Step 3: Cross multiply
    92,586.01x = 127,768.87 × 50,144.55
  4. Step 4: Simplify right side
    92,586.01x = 6,406,912,490.16
  5. Step 5: Solve for x
    x = 6,406,912,490.16/92,586.01
  6. Step 6: Final answer
    x = 69,199.57

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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.