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Finding the Fourth Proportional to 10,337.57, 15,500.48 and 7,054.64

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Solution

The fourth proportional to 10,337.57, 15,500.48 and 7,054.64 is: 10,577.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,337.57 : 15,500.48 = 7,054.64 : x
  2. Step 2: Convert to fraction form
    10,337.57/15,500.48 = 7,054.64/x
  3. Step 3: Cross multiply
    10,337.57x = 15,500.48 × 7,054.64
  4. Step 4: Simplify right side
    10,337.57x = 109,350,193.45
  5. Step 5: Solve for x
    x = 109,350,193.45/10,337.57
  6. Step 6: Final answer
    x = 10,577.94

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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.