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Finding the Fourth Proportional to 58,907.64, 88,375.86 and 16,786.68

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Solution

The fourth proportional to 58,907.64, 88,375.86 and 16,786.68 is: 25,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,907.64 : 88,375.86 = 16,786.68 : x
  2. Step 2: Convert to fraction form
    58,907.64/88,375.86 = 16,786.68/x
  3. Step 3: Cross multiply
    58,907.64x = 88,375.86 × 16,786.68
  4. Step 4: Simplify right side
    58,907.64x = 1,483,537,281.54
  5. Step 5: Solve for x
    x = 1,483,537,281.54/58,907.64
  6. Step 6: Final answer
    x = 25,184.12

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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.