Home / 91,256.68-125,930.46-50,970.25

Finding the Fourth Proportional to 91,256.68, 125,930.46 and 50,970.25

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Solution

The fourth proportional to 91,256.68, 125,930.46 and 50,970.25 is: 70,336.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,256.68 : 125,930.46 = 50,970.25 : x
  2. Step 2: Convert to fraction form
    91,256.68/125,930.46 = 50,970.25/x
  3. Step 3: Cross multiply
    91,256.68x = 125,930.46 × 50,970.25
  4. Step 4: Simplify right side
    91,256.68x = 6,418,707,028.82
  5. Step 5: Solve for x
    x = 6,418,707,028.82/91,256.68
  6. Step 6: Final answer
    x = 70,336.85

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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.