Home / 92,481.09-127,626.49-56,170.29

Finding the Fourth Proportional to 92,481.09, 127,626.49 and 56,170.29

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Solution

The fourth proportional to 92,481.09, 127,626.49 and 56,170.29 is: 77,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,481.09 : 127,626.49 = 56,170.29 : x
  2. Step 2: Convert to fraction form
    92,481.09/127,626.49 = 56,170.29/x
  3. Step 3: Cross multiply
    92,481.09x = 127,626.49 × 56,170.29
  4. Step 4: Simplify right side
    92,481.09x = 7,168,816,110.99
  5. Step 5: Solve for x
    x = 7,168,816,110.99/92,481.09
  6. Step 6: Final answer
    x = 77,516.56

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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.