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Finding the Fourth Proportional to 183,105.90, 274,549.77 and 56,708.70

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Solution

The fourth proportional to 183,105.90, 274,549.77 and 56,708.70 is: 85,029.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,105.90 : 274,549.77 = 56,708.70 : x
  2. Step 2: Convert to fraction form
    183,105.90/274,549.77 = 56,708.70/x
  3. Step 3: Cross multiply
    183,105.90x = 274,549.77 × 56,708.70
  4. Step 4: Simplify right side
    183,105.90x = 15,569,360,542.00
  5. Step 5: Solve for x
    x = 15,569,360,542.00/183,105.90
  6. Step 6: Final answer
    x = 85,029.27

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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.