Home / 41,119.40-61,670.70-11,529.80

Finding the Fourth Proportional to 41,119.40, 61,670.70 and 11,529.80

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Solution

The fourth proportional to 41,119.40, 61,670.70 and 11,529.80 is: 17,292.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,119.40 : 61,670.70 = 11,529.80 : x
  2. Step 2: Convert to fraction form
    41,119.40/61,670.70 = 11,529.80/x
  3. Step 3: Cross multiply
    41,119.40x = 61,670.70 × 11,529.80
  4. Step 4: Simplify right side
    41,119.40x = 711,050,836.86
  5. Step 5: Solve for x
    x = 711,050,836.86/41,119.40
  6. Step 6: Final answer
    x = 17,292.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.