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Finding the Fourth Proportional to 29,928.93, 44,907.03 and 11,210.40

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Solution

The fourth proportional to 29,928.93, 44,907.03 and 11,210.40 is: 16,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,928.93 : 44,907.03 = 11,210.40 : x
  2. Step 2: Convert to fraction form
    29,928.93/44,907.03 = 11,210.40/x
  3. Step 3: Cross multiply
    29,928.93x = 44,907.03 × 11,210.40
  4. Step 4: Simplify right side
    29,928.93x = 503,425,769.11
  5. Step 5: Solve for x
    x = 503,425,769.11/29,928.93
  6. Step 6: Final answer
    x = 16,820.71

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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.