Home / 235,109.57-352,553.18-91,082.87

Finding the Fourth Proportional to 235,109.57, 352,553.18 and 91,082.87

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Solution

The fourth proportional to 235,109.57, 352,553.18 and 91,082.87 is: 136,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,109.57 : 352,553.18 = 91,082.87 : x
  2. Step 2: Convert to fraction form
    235,109.57/352,553.18 = 91,082.87/x
  3. Step 3: Cross multiply
    235,109.57x = 352,553.18 × 91,082.87
  4. Step 4: Simplify right side
    235,109.57x = 32,111,553,243.85
  5. Step 5: Solve for x
    x = 32,111,553,243.85/235,109.57
  6. Step 6: Final answer
    x = 136,581.23

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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.