Home / 40,185.57-55,470.44-27,429.62

Finding the Fourth Proportional to 40,185.57, 55,470.44 and 27,429.62

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Solution

The fourth proportional to 40,185.57, 55,470.44 and 27,429.62 is: 37,862.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,185.57 : 55,470.44 = 27,429.62 : x
  2. Step 2: Convert to fraction form
    40,185.57/55,470.44 = 27,429.62/x
  3. Step 3: Cross multiply
    40,185.57x = 55,470.44 × 27,429.62
  4. Step 4: Simplify right side
    40,185.57x = 1,521,532,953.28
  5. Step 5: Solve for x
    x = 1,521,532,953.28/40,185.57
  6. Step 6: Final answer
    x = 37,862.67

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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.