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Finding the Fourth Proportional to 174,366.56, 240,563.90 and 113,972.01

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Solution

The fourth proportional to 174,366.56, 240,563.90 and 113,972.01 is: 157,240.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,366.56 : 240,563.90 = 113,972.01 : x
  2. Step 2: Convert to fraction form
    174,366.56/240,563.90 = 113,972.01/x
  3. Step 3: Cross multiply
    174,366.56x = 240,563.90 × 113,972.01
  4. Step 4: Simplify right side
    174,366.56x = 27,417,550,646.58
  5. Step 5: Solve for x
    x = 27,417,550,646.58/174,366.56
  6. Step 6: Final answer
    x = 157,240.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.