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Finding the Fourth Proportional to 92,452.68, 127,605.30 and 60,131.10

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Solution

The fourth proportional to 92,452.68, 127,605.30 and 60,131.10 is: 82,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,452.68 : 127,605.30 = 60,131.10 : x
  2. Step 2: Convert to fraction form
    92,452.68/127,605.30 = 60,131.10/x
  3. Step 3: Cross multiply
    92,452.68x = 127,605.30 × 60,131.10
  4. Step 4: Simplify right side
    92,452.68x = 7,673,047,054.83
  5. Step 5: Solve for x
    x = 7,673,047,054.83/92,452.68
  6. Step 6: Final answer
    x = 82,994.32

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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.