Home / 53,790.11-80,630.67-27,055.32

Finding the Fourth Proportional to 53,790.11, 80,630.67 and 27,055.32

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Solution

The fourth proportional to 53,790.11, 80,630.67 and 27,055.32 is: 40,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,790.11 : 80,630.67 = 27,055.32 : x
  2. Step 2: Convert to fraction form
    53,790.11/80,630.67 = 27,055.32/x
  3. Step 3: Cross multiply
    53,790.11x = 80,630.67 × 27,055.32
  4. Step 4: Simplify right side
    53,790.11x = 2,181,488,377.76
  5. Step 5: Solve for x
    x = 2,181,488,377.76/53,790.11
  6. Step 6: Final answer
    x = 40,555.57

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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.