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Finding the Fourth Proportional to 108,536.51, 163,054.94 and 104,052.62

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Solution

The fourth proportional to 108,536.51, 163,054.94 and 104,052.62 is: 156,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,536.51 : 163,054.94 = 104,052.62 : x
  2. Step 2: Convert to fraction form
    108,536.51/163,054.94 = 104,052.62/x
  3. Step 3: Cross multiply
    108,536.51x = 163,054.94 × 104,052.62
  4. Step 4: Simplify right side
    108,536.51x = 16,966,293,598.32
  5. Step 5: Solve for x
    x = 16,966,293,598.32/108,536.51
  6. Step 6: Final answer
    x = 156,318.77

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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.