Home / 91,014.10-125,584.23-50,719.03

Finding the Fourth Proportional to 91,014.10, 125,584.23 and 50,719.03

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Solution

The fourth proportional to 91,014.10, 125,584.23 and 50,719.03 is: 69,983.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,014.10 : 125,584.23 = 50,719.03 : x
  2. Step 2: Convert to fraction form
    91,014.10/125,584.23 = 50,719.03/x
  3. Step 3: Cross multiply
    91,014.10x = 125,584.23 × 50,719.03
  4. Step 4: Simplify right side
    91,014.10x = 6,369,510,328.90
  5. Step 5: Solve for x
    x = 6,369,510,328.90/91,014.10
  6. Step 6: Final answer
    x = 69,983.78

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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.