Home / 115,556.10-173,334.15-65,616.90

Finding the Fourth Proportional to 115,556.10, 173,334.15 and 65,616.90

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Solution

The fourth proportional to 115,556.10, 173,334.15 and 65,616.90 is: 98,425.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,556.10 : 173,334.15 = 65,616.90 : x
  2. Step 2: Convert to fraction form
    115,556.10/173,334.15 = 65,616.90/x
  3. Step 3: Cross multiply
    115,556.10x = 173,334.15 × 65,616.90
  4. Step 4: Simplify right side
    115,556.10x = 11,373,649,587.14
  5. Step 5: Solve for x
    x = 11,373,649,587.14/115,556.10
  6. Step 6: Final answer
    x = 98,425.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.