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Finding the Fourth Proportional to 163,602.80, 245,260.20 and 110,841.20

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Solution

The fourth proportional to 163,602.80, 245,260.20 and 110,841.20 is: 166,164.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,602.80 : 245,260.20 = 110,841.20 : x
  2. Step 2: Convert to fraction form
    163,602.80/245,260.20 = 110,841.20/x
  3. Step 3: Cross multiply
    163,602.80x = 245,260.20 × 110,841.20
  4. Step 4: Simplify right side
    163,602.80x = 27,184,934,880.24
  5. Step 5: Solve for x
    x = 27,184,934,880.24/163,602.80
  6. Step 6: Final answer
    x = 166,164.24

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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.