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Finding the Fourth Proportional to 16,751.34, 25,130.65 and 5,064.25

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Solution

The fourth proportional to 16,751.34, 25,130.65 and 5,064.25 is: 7,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751.34 : 25,130.65 = 5,064.25 : x
  2. Step 2: Convert to fraction form
    16,751.34/25,130.65 = 5,064.25/x
  3. Step 3: Cross multiply
    16,751.34x = 25,130.65 × 5,064.25
  4. Step 4: Simplify right side
    16,751.34x = 127,267,894.26
  5. Step 5: Solve for x
    x = 127,267,894.26/16,751.34
  6. Step 6: Final answer
    x = 7,597.48

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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.