Home / 90,963.26-125,526.12-50,674.94

Finding the Fourth Proportional to 90,963.26, 125,526.12 and 50,674.94

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Solution

The fourth proportional to 90,963.26, 125,526.12 and 50,674.94 is: 69,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,963.26 : 125,526.12 = 50,674.94 : x
  2. Step 2: Convert to fraction form
    90,963.26/125,526.12 = 50,674.94/x
  3. Step 3: Cross multiply
    90,963.26x = 125,526.12 × 50,674.94
  4. Step 4: Simplify right side
    90,963.26x = 6,361,027,971.80
  5. Step 5: Solve for x
    x = 6,361,027,971.80/90,963.26
  6. Step 6: Final answer
    x = 69,929.64

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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.