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Finding the Fourth Proportional to 164,442.39, 246,620.39 and 70,927.35

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Solution

The fourth proportional to 164,442.39, 246,620.39 and 70,927.35 is: 106,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,442.39 : 246,620.39 = 70,927.35 : x
  2. Step 2: Convert to fraction form
    164,442.39/246,620.39 = 70,927.35/x
  3. Step 3: Cross multiply
    164,442.39x = 246,620.39 × 70,927.35
  4. Step 4: Simplify right side
    164,442.39x = 17,492,130,364.03
  5. Step 5: Solve for x
    x = 17,492,130,364.03/164,442.39
  6. Step 6: Final answer
    x = 106,372.39

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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.