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Finding the Fourth Proportional to 114,599.44, 171,828.48 and 39,702.16

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Solution

The fourth proportional to 114,599.44, 171,828.48 and 39,702.16 is: 59,528.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,599.44 : 171,828.48 = 39,702.16 : x
  2. Step 2: Convert to fraction form
    114,599.44/171,828.48 = 39,702.16/x
  3. Step 3: Cross multiply
    114,599.44x = 171,828.48 × 39,702.16
  4. Step 4: Simplify right side
    114,599.44x = 6,821,961,805.52
  5. Step 5: Solve for x
    x = 6,821,961,805.52/114,599.44
  6. Step 6: Final answer
    x = 59,528.75

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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.