Home / 116,348.45-160,556.60-71,102.16

Finding the Fourth Proportional to 116,348.45, 160,556.60 and 71,102.16

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Solution

The fourth proportional to 116,348.45, 160,556.60 and 71,102.16 is: 98,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,348.45 : 160,556.60 = 71,102.16 : x
  2. Step 2: Convert to fraction form
    116,348.45/160,556.60 = 71,102.16/x
  3. Step 3: Cross multiply
    116,348.45x = 160,556.60 × 71,102.16
  4. Step 4: Simplify right side
    116,348.45x = 11,415,921,240.01
  5. Step 5: Solve for x
    x = 11,415,921,240.01/116,348.45
  6. Step 6: Final answer
    x = 98,118.38

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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.