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Finding the Fourth Proportional to 80,309.68, 110,827.56 and 44,499.40

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Solution

The fourth proportional to 80,309.68, 110,827.56 and 44,499.40 is: 61,409.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,309.68 : 110,827.56 = 44,499.40 : x
  2. Step 2: Convert to fraction form
    80,309.68/110,827.56 = 44,499.40/x
  3. Step 3: Cross multiply
    80,309.68x = 110,827.56 × 44,499.40
  4. Step 4: Simplify right side
    80,309.68x = 4,931,759,923.46
  5. Step 5: Solve for x
    x = 4,931,759,923.46/80,309.68
  6. Step 6: Final answer
    x = 61,409.28

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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.