Home / 69,807.20-96,320.88-41,519.84

Finding the Fourth Proportional to 69,807.20, 96,320.88 and 41,519.84

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Solution

The fourth proportional to 69,807.20, 96,320.88 and 41,519.84 is: 57,289.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,807.20 : 96,320.88 = 41,519.84 : x
  2. Step 2: Convert to fraction form
    69,807.20/96,320.88 = 41,519.84/x
  3. Step 3: Cross multiply
    69,807.20x = 96,320.88 × 41,519.84
  4. Step 4: Simplify right side
    69,807.20x = 3,999,227,526.26
  5. Step 5: Solve for x
    x = 3,999,227,526.26/69,807.20
  6. Step 6: Final answer
    x = 57,289.61

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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.