Home / 40,119.27-55,364.21-23,117.27

Finding the Fourth Proportional to 40,119.27, 55,364.21 and 23,117.27

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Solution

The fourth proportional to 40,119.27, 55,364.21 and 23,117.27 is: 31,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,119.27 : 55,364.21 = 23,117.27 : x
  2. Step 2: Convert to fraction form
    40,119.27/55,364.21 = 23,117.27/x
  3. Step 3: Cross multiply
    40,119.27x = 55,364.21 × 23,117.27
  4. Step 4: Simplify right side
    40,119.27x = 1,279,869,085.19
  5. Step 5: Solve for x
    x = 1,279,869,085.19/40,119.27
  6. Step 6: Final answer
    x = 31,901.61

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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.