Home / 90,860.14-125,387.00-50,573.04

Finding the Fourth Proportional to 90,860.14, 125,387.00 and 50,573.04

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Solution

The fourth proportional to 90,860.14, 125,387.00 and 50,573.04 is: 69,790.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,860.14 : 125,387.00 = 50,573.04 : x
  2. Step 2: Convert to fraction form
    90,860.14/125,387.00 = 50,573.04/x
  3. Step 3: Cross multiply
    90,860.14x = 125,387.00 × 50,573.04
  4. Step 4: Simplify right side
    90,860.14x = 6,341,201,326.58
  5. Step 5: Solve for x
    x = 6,341,201,326.58/90,860.14
  6. Step 6: Final answer
    x = 69,790.79

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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.