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Finding the Fourth Proportional to 74,603.38, 102,952.56 and 41,069.38

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Solution

The fourth proportional to 74,603.38, 102,952.56 and 41,069.38 is: 56,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,603.38 : 102,952.56 = 41,069.38 : x
  2. Step 2: Convert to fraction form
    74,603.38/102,952.56 = 41,069.38/x
  3. Step 3: Cross multiply
    74,603.38x = 102,952.56 × 41,069.38
  4. Step 4: Simplify right side
    74,603.38x = 4,228,197,808.61
  5. Step 5: Solve for x
    x = 4,228,197,808.61/74,603.38
  6. Step 6: Final answer
    x = 56,675.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.