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Finding the Fourth Proportional to 74,360.84, 102,572.88 and 44,126.24

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Solution

The fourth proportional to 74,360.84, 102,572.88 and 44,126.24 is: 60,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,360.84 : 102,572.88 = 44,126.24 : x
  2. Step 2: Convert to fraction form
    74,360.84/102,572.88 = 44,126.24/x
  3. Step 3: Cross multiply
    74,360.84x = 102,572.88 × 44,126.24
  4. Step 4: Simplify right side
    74,360.84x = 4,526,155,520.37
  5. Step 5: Solve for x
    x = 4,526,155,520.37/74,360.84
  6. Step 6: Final answer
    x = 60,867.46

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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.