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Finding the Fourth Proportional to 124,325.82, 186,454.56 and 34,347

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Solution

The fourth proportional to 124,325.82, 186,454.56 and 34,347 is: 51,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,325.82 : 186,454.56 = 34,347 : x
  2. Step 2: Convert to fraction form
    124,325.82/186,454.56 = 34,347/x
  3. Step 3: Cross multiply
    124,325.82x = 186,454.56 × 34,347
  4. Step 4: Simplify right side
    124,325.82x = 6,404,154,772.32
  5. Step 5: Solve for x
    x = 6,404,154,772.32/124,325.82
  6. Step 6: Final answer
    x = 51,511.06

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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.