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Finding the Fourth Proportional to 29,720.51, 44,583.51 and 10,749.89

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Solution

The fourth proportional to 29,720.51, 44,583.51 and 10,749.89 is: 16,125.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.51 : 44,583.51 = 10,749.89 : x
  2. Step 2: Convert to fraction form
    29,720.51/44,583.51 = 10,749.89/x
  3. Step 3: Cross multiply
    29,720.51x = 44,583.51 × 10,749.89
  4. Step 4: Simplify right side
    29,720.51x = 479,267,605.40
  5. Step 5: Solve for x
    x = 479,267,605.40/29,720.51
  6. Step 6: Final answer
    x = 16,125.82

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1.5x scale

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.