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Finding the Fourth Proportional to 164,495.52, 246,818.40 and 89,503.20

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Solution

The fourth proportional to 164,495.52, 246,818.40 and 89,503.20 is: 134,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,495.52 : 246,818.40 = 89,503.20 : x
  2. Step 2: Convert to fraction form
    164,495.52/246,818.40 = 89,503.20/x
  3. Step 3: Cross multiply
    164,495.52x = 246,818.40 × 89,503.20
  4. Step 4: Simplify right side
    164,495.52x = 22,091,036,618.88
  5. Step 5: Solve for x
    x = 22,091,036,618.88/164,495.52
  6. Step 6: Final answer
    x = 134,295.67

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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.