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Finding the Fourth Proportional to 176,903.44, 243,960.06 and 136,553.56

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Solution

The fourth proportional to 176,903.44, 243,960.06 and 136,553.56 is: 188,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,903.44 : 243,960.06 = 136,553.56 : x
  2. Step 2: Convert to fraction form
    176,903.44/243,960.06 = 136,553.56/x
  3. Step 3: Cross multiply
    176,903.44x = 243,960.06 × 136,553.56
  4. Step 4: Simplify right side
    176,903.44x = 33,313,614,690.81
  5. Step 5: Solve for x
    x = 33,313,614,690.81/176,903.44
  6. Step 6: Final answer
    x = 188,315.25

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1.5x scale

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.