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Finding the Fourth Proportional to 114,591, 171,955.62 and 48,927

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Solution

The fourth proportional to 114,591, 171,955.62 and 48,927 is: 73,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,591 : 171,955.62 = 48,927 : x
  2. Step 2: Convert to fraction form
    114,591/171,955.62 = 48,927/x
  3. Step 3: Cross multiply
    114,591x = 171,955.62 × 48,927
  4. Step 4: Simplify right side
    114,591x = 8,413,272,619.74
  5. Step 5: Solve for x
    x = 8,413,272,619.74/114,591
  6. Step 6: Final answer
    x = 73,420.01

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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.