Home / 40,893.69-56,476.13-28,179.93

Finding the Fourth Proportional to 40,893.69, 56,476.13 and 28,179.93

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Solution

The fourth proportional to 40,893.69, 56,476.13 and 28,179.93 is: 38,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,893.69 : 56,476.13 = 28,179.93 : x
  2. Step 2: Convert to fraction form
    40,893.69/56,476.13 = 28,179.93/x
  3. Step 3: Cross multiply
    40,893.69x = 56,476.13 × 28,179.93
  4. Step 4: Simplify right side
    40,893.69x = 1,591,493,390.07
  5. Step 5: Solve for x
    x = 1,591,493,390.07/40,893.69
  6. Step 6: Final answer
    x = 38,917.82

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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.