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Finding the Fourth Proportional to 73,360, 110,040 and 17,956

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Solution

The fourth proportional to 73,360, 110,040 and 17,956 is: 26,934

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,360 : 110,040 = 17,956 : x
  2. Step 2: Convert to fraction form
    73,360/110,040 = 17,956/x
  3. Step 3: Cross multiply
    73,360x = 110,040 × 17,956
  4. Step 4: Simplify right side
    73,360x = 1,975,878,240
  5. Step 5: Solve for x
    x = 1,975,878,240/73,360
  6. Step 6: Final answer
    x = 26,934

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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.