Home / 67,556.43-93,235.77-56,205.90

Finding the Fourth Proportional to 67,556.43, 93,235.77 and 56,205.90

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Solution

The fourth proportional to 67,556.43, 93,235.77 and 56,205.90 is: 77,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,556.43 : 93,235.77 = 56,205.90 : x
  2. Step 2: Convert to fraction form
    67,556.43/93,235.77 = 56,205.90/x
  3. Step 3: Cross multiply
    67,556.43x = 93,235.77 × 56,205.90
  4. Step 4: Simplify right side
    67,556.43x = 5,240,400,365.04
  5. Step 5: Solve for x
    x = 5,240,400,365.04/67,556.43
  6. Step 6: Final answer
    x = 77,570.71

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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.