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Finding the Fourth Proportional to 236,082.80, 354,145.80 and 95,812.40

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Solution

The fourth proportional to 236,082.80, 354,145.80 and 95,812.40 is: 143,727.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,082.80 : 354,145.80 = 95,812.40 : x
  2. Step 2: Convert to fraction form
    236,082.80/354,145.80 = 95,812.40/x
  3. Step 3: Cross multiply
    236,082.80x = 354,145.80 × 95,812.40
  4. Step 4: Simplify right side
    236,082.80x = 33,931,559,047.92
  5. Step 5: Solve for x
    x = 33,931,559,047.92/236,082.80
  6. Step 6: Final answer
    x = 143,727.37

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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.