Home / 49,381.60-74,039.64-27,205.60

Finding the Fourth Proportional to 49,381.60, 74,039.64 and 27,205.60

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Solution

The fourth proportional to 49,381.60, 74,039.64 and 27,205.60 is: 40,790.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381.60 : 74,039.64 = 27,205.60 : x
  2. Step 2: Convert to fraction form
    49,381.60/74,039.64 = 27,205.60/x
  3. Step 3: Cross multiply
    49,381.60x = 74,039.64 × 27,205.60
  4. Step 4: Simplify right side
    49,381.60x = 2,014,292,829.98
  5. Step 5: Solve for x
    x = 2,014,292,829.98/49,381.60
  6. Step 6: Final answer
    x = 40,790.35

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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.