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Finding the Fourth Proportional to 180,937.80, 271,406.70 and 124,950.60

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Solution

The fourth proportional to 180,937.80, 271,406.70 and 124,950.60 is: 187,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,937.80 : 271,406.70 = 124,950.60 : x
  2. Step 2: Convert to fraction form
    180,937.80/271,406.70 = 124,950.60/x
  3. Step 3: Cross multiply
    180,937.80x = 271,406.70 × 124,950.60
  4. Step 4: Simplify right side
    180,937.80x = 33,912,430,009.02
  5. Step 5: Solve for x
    x = 33,912,430,009.02/180,937.80
  6. Step 6: Final answer
    x = 187,425.90

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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.