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Finding the Fourth Proportional to 164,552.40, 246,828.60 and 64,679.40

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Solution

The fourth proportional to 164,552.40, 246,828.60 and 64,679.40 is: 97,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,552.40 : 246,828.60 = 64,679.40 : x
  2. Step 2: Convert to fraction form
    164,552.40/246,828.60 = 64,679.40/x
  3. Step 3: Cross multiply
    164,552.40x = 246,828.60 × 64,679.40
  4. Step 4: Simplify right side
    164,552.40x = 15,964,725,750.84
  5. Step 5: Solve for x
    x = 15,964,725,750.84/164,552.40
  6. Step 6: Final answer
    x = 97,019.10

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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.