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Finding the Fourth Proportional to 114,580.73, 171,880.28 and 43,537.40

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Solution

The fourth proportional to 114,580.73, 171,880.28 and 43,537.40 is: 65,309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,580.73 : 171,880.28 = 43,537.40 : x
  2. Step 2: Convert to fraction form
    114,580.73/171,880.28 = 43,537.40/x
  3. Step 3: Cross multiply
    114,580.73x = 171,880.28 × 43,537.40
  4. Step 4: Simplify right side
    114,580.73x = 7,483,220,502.47
  5. Step 5: Solve for x
    x = 7,483,220,502.47/114,580.73
  6. Step 6: Final answer
    x = 65,309.59

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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.