Home / 127,607.26-176,158.38-85,194.04

Finding the Fourth Proportional to 127,607.26, 176,158.38 and 85,194.04

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Solution

The fourth proportional to 127,607.26, 176,158.38 and 85,194.04 is: 117,608.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,607.26 : 176,158.38 = 85,194.04 : x
  2. Step 2: Convert to fraction form
    127,607.26/176,158.38 = 85,194.04/x
  3. Step 3: Cross multiply
    127,607.26x = 176,158.38 × 85,194.04
  4. Step 4: Simplify right side
    127,607.26x = 15,007,644,072.06
  5. Step 5: Solve for x
    x = 15,007,644,072.06/127,607.26
  6. Step 6: Final answer
    x = 117,608.07

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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.