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Finding the Fourth Proportional to 164,496.60, 246,574.80 and 89,458.20

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Solution

The fourth proportional to 164,496.60, 246,574.80 and 89,458.20 is: 134,094.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,496.60 : 246,574.80 = 89,458.20 : x
  2. Step 2: Convert to fraction form
    164,496.60/246,574.80 = 89,458.20/x
  3. Step 3: Cross multiply
    164,496.60x = 246,574.80 × 89,458.20
  4. Step 4: Simplify right side
    164,496.60x = 22,058,137,773.36
  5. Step 5: Solve for x
    x = 22,058,137,773.36/164,496.60
  6. Step 6: Final answer
    x = 134,094.79

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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.