Home / 116,797.38-161,192.34-71,505.33

Finding the Fourth Proportional to 116,797.38, 161,192.34 and 71,505.33

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Solution

The fourth proportional to 116,797.38, 161,192.34 and 71,505.33 is: 98,684.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,797.38 : 161,192.34 = 71,505.33 : x
  2. Step 2: Convert to fraction form
    116,797.38/161,192.34 = 71,505.33/x
  3. Step 3: Cross multiply
    116,797.38x = 161,192.34 × 71,505.33
  4. Step 4: Simplify right side
    116,797.38x = 11,526,111,465.17
  5. Step 5: Solve for x
    x = 11,526,111,465.17/116,797.38
  6. Step 6: Final answer
    x = 98,684.67

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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.