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Finding the Fourth Proportional to 184,466.10, 276,699.15 and 137,810.10

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Solution

The fourth proportional to 184,466.10, 276,699.15 and 137,810.10 is: 206,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,466.10 : 276,699.15 = 137,810.10 : x
  2. Step 2: Convert to fraction form
    184,466.10/276,699.15 = 137,810.10/x
  3. Step 3: Cross multiply
    184,466.10x = 276,699.15 × 137,810.10
  4. Step 4: Simplify right side
    184,466.10x = 38,131,937,531.42
  5. Step 5: Solve for x
    x = 38,131,937,531.42/184,466.10
  6. Step 6: Final answer
    x = 206,715.15

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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.