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Finding the Fourth Proportional to 93,702.42, 140,495.31 and 43,761.06

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Solution

The fourth proportional to 93,702.42, 140,495.31 and 43,761.06 is: 65,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,702.42 : 140,495.31 = 43,761.06 : x
  2. Step 2: Convert to fraction form
    93,702.42/140,495.31 = 43,761.06/x
  3. Step 3: Cross multiply
    93,702.42x = 140,495.31 × 43,761.06
  4. Step 4: Simplify right side
    93,702.42x = 6,148,223,690.63
  5. Step 5: Solve for x
    x = 6,148,223,690.63/93,702.42
  6. Step 6: Final answer
    x = 65,614.35

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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.