Home / 92,389.15-127,516.83-58,376.05

Finding the Fourth Proportional to 92,389.15, 127,516.83 and 58,376.05

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Solution

The fourth proportional to 92,389.15, 127,516.83 and 58,376.05 is: 80,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,389.15 : 127,516.83 = 58,376.05 : x
  2. Step 2: Convert to fraction form
    92,389.15/127,516.83 = 58,376.05/x
  3. Step 3: Cross multiply
    92,389.15x = 127,516.83 × 58,376.05
  4. Step 4: Simplify right side
    92,389.15x = 7,443,928,843.92
  5. Step 5: Solve for x
    x = 7,443,928,843.92/92,389.15
  6. Step 6: Final answer
    x = 80,571.46

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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.