Home / 118,952.04-164,142.33-71,204.36

Finding the Fourth Proportional to 118,952.04, 164,142.33 and 71,204.36

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Solution

The fourth proportional to 118,952.04, 164,142.33 and 71,204.36 is: 98,255.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,952.04 : 164,142.33 = 71,204.36 : x
  2. Step 2: Convert to fraction form
    118,952.04/164,142.33 = 71,204.36/x
  3. Step 3: Cross multiply
    118,952.04x = 164,142.33 × 71,204.36
  4. Step 4: Simplify right side
    118,952.04x = 11,687,649,556.56
  5. Step 5: Solve for x
    x = 11,687,649,556.56/118,952.04
  6. Step 6: Final answer
    x = 98,255.14

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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.