Home / 92,685.24-127,905.78-50,243.86

Finding the Fourth Proportional to 92,685.24, 127,905.78 and 50,243.86

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Solution

The fourth proportional to 92,685.24, 127,905.78 and 50,243.86 is: 69,336.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,685.24 : 127,905.78 = 50,243.86 : x
  2. Step 2: Convert to fraction form
    92,685.24/127,905.78 = 50,243.86/x
  3. Step 3: Cross multiply
    92,685.24x = 127,905.78 × 50,243.86
  4. Step 4: Simplify right side
    92,685.24x = 6,426,480,103.51
  5. Step 5: Solve for x
    x = 6,426,480,103.51/92,685.24
  6. Step 6: Final answer
    x = 69,336.61

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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.