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Finding the Fourth Proportional to 64,827.75, 97,258.04 and 18,080.63

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Solution

The fourth proportional to 64,827.75, 97,258.04 and 18,080.63 is: 27,125.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,827.75 : 97,258.04 = 18,080.63 : x
  2. Step 2: Convert to fraction form
    64,827.75/97,258.04 = 18,080.63/x
  3. Step 3: Cross multiply
    64,827.75x = 97,258.04 × 18,080.63
  4. Step 4: Simplify right side
    64,827.75x = 1,758,486,059.07
  5. Step 5: Solve for x
    x = 1,758,486,059.07/64,827.75
  6. Step 6: Final answer
    x = 27,125.51

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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.