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Finding the Fourth Proportional to 58,759.63, 88,128.16 and 16,629.53

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Solution

The fourth proportional to 58,759.63, 88,128.16 and 16,629.53 is: 24,941.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,759.63 : 88,128.16 = 16,629.53 : x
  2. Step 2: Convert to fraction form
    58,759.63/88,128.16 = 16,629.53/x
  3. Step 3: Cross multiply
    58,759.63x = 88,128.16 × 16,629.53
  4. Step 4: Simplify right side
    58,759.63x = 1,465,529,398.35
  5. Step 5: Solve for x
    x = 1,465,529,398.35/58,759.63
  6. Step 6: Final answer
    x = 24,941.09

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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.