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Finding the Fourth Proportional to 44,000.80, 65,914.80 and 40,890.40

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Solution

The fourth proportional to 44,000.80, 65,914.80 and 40,890.40 is: 61,255.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,000.80 : 65,914.80 = 40,890.40 : x
  2. Step 2: Convert to fraction form
    44,000.80/65,914.80 = 40,890.40/x
  3. Step 3: Cross multiply
    44,000.80x = 65,914.80 × 40,890.40
  4. Step 4: Simplify right side
    44,000.80x = 2,695,282,537.92
  5. Step 5: Solve for x
    x = 2,695,282,537.92/44,000.80
  6. Step 6: Final answer
    x = 61,255.31

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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.