Home / 92,834.96-127,619.64-79,866.86

Finding the Fourth Proportional to 92,834.96, 127,619.64 and 79,866.86

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Solution

The fourth proportional to 92,834.96, 127,619.64 and 79,866.86 is: 109,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,834.96 : 127,619.64 = 79,866.86 : x
  2. Step 2: Convert to fraction form
    92,834.96/127,619.64 = 79,866.86/x
  3. Step 3: Cross multiply
    92,834.96x = 127,619.64 × 79,866.86
  4. Step 4: Simplify right side
    92,834.96x = 10,192,579,283.03
  5. Step 5: Solve for x
    x = 10,192,579,283.03/92,834.96
  6. Step 6: Final answer
    x = 109,792.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.