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Finding the Fourth Proportional to 180,606.72, 271,400.64 and 96,425.76

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Solution

The fourth proportional to 180,606.72, 271,400.64 and 96,425.76 is: 144,900.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,606.72 : 271,400.64 = 96,425.76 : x
  2. Step 2: Convert to fraction form
    180,606.72/271,400.64 = 96,425.76/x
  3. Step 3: Cross multiply
    180,606.72x = 271,400.64 × 96,425.76
  4. Step 4: Simplify right side
    180,606.72x = 26,170,012,976.49
  5. Step 5: Solve for x
    x = 26,170,012,976.49/180,606.72
  6. Step 6: Final answer
    x = 144,900.55

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1.5x scale

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.