Home / 127,186.05-175,507.97-70,592.97

Finding the Fourth Proportional to 127,186.05, 175,507.97 and 70,592.97

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Solution

The fourth proportional to 127,186.05, 175,507.97 and 70,592.97 is: 97,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,186.05 : 175,507.97 = 70,592.97 : x
  2. Step 2: Convert to fraction form
    127,186.05/175,507.97 = 70,592.97/x
  3. Step 3: Cross multiply
    127,186.05x = 175,507.97 × 70,592.97
  4. Step 4: Simplify right side
    127,186.05x = 12,389,628,508.01
  5. Step 5: Solve for x
    x = 12,389,628,508.01/127,186.05
  6. Step 6: Final answer
    x = 97,413.42

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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.