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Finding the Fourth Proportional to 63,000.84, 94,488.28 and 27,918.12

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Solution

The fourth proportional to 63,000.84, 94,488.28 and 27,918.12 is: 41,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.84 : 94,488.28 = 27,918.12 : x
  2. Step 2: Convert to fraction form
    63,000.84/94,488.28 = 27,918.12/x
  3. Step 3: Cross multiply
    63,000.84x = 94,488.28 × 27,918.12
  4. Step 4: Simplify right side
    63,000.84x = 2,637,935,139.63
  5. Step 5: Solve for x
    x = 2,637,935,139.63/63,000.84
  6. Step 6: Final answer
    x = 41,871.43

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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.