Home / 92,532.27-127,689.69-54,286.50

Finding the Fourth Proportional to 92,532.27, 127,689.69 and 54,286.50

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Solution

The fourth proportional to 92,532.27, 127,689.69 and 54,286.50 is: 74,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,532.27 : 127,689.69 = 54,286.50 : x
  2. Step 2: Convert to fraction form
    92,532.27/127,689.69 = 54,286.50/x
  3. Step 3: Cross multiply
    92,532.27x = 127,689.69 × 54,286.50
  4. Step 4: Simplify right side
    92,532.27x = 6,931,826,356.19
  5. Step 5: Solve for x
    x = 6,931,826,356.19/92,532.27
  6. Step 6: Final answer
    x = 74,912.53

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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.