Home / 116,351.55-160,560.05-71,105.22

Finding the Fourth Proportional to 116,351.55, 160,560.05 and 71,105.22

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Solution

The fourth proportional to 116,351.55, 160,560.05 and 71,105.22 is: 98,122.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,351.55 : 160,560.05 = 71,105.22 : x
  2. Step 2: Convert to fraction form
    116,351.55/160,560.05 = 71,105.22/x
  3. Step 3: Cross multiply
    116,351.55x = 160,560.05 × 71,105.22
  4. Step 4: Simplify right side
    116,351.55x = 11,416,657,322.93
  5. Step 5: Solve for x
    x = 11,416,657,322.93/116,351.55
  6. Step 6: Final answer
    x = 98,122.09

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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.