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Finding the Fourth Proportional to 114,375.64, 171,330.06 and 58,855

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Solution

The fourth proportional to 114,375.64, 171,330.06 and 58,855 is: 88,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,375.64 : 171,330.06 = 58,855 : x
  2. Step 2: Convert to fraction form
    114,375.64/171,330.06 = 58,855/x
  3. Step 3: Cross multiply
    114,375.64x = 171,330.06 × 58,855
  4. Step 4: Simplify right side
    114,375.64x = 10,083,630,681.30
  5. Step 5: Solve for x
    x = 10,083,630,681.30/114,375.64
  6. Step 6: Final answer
    x = 88,162.40

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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.