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Finding the Fourth Proportional to 243,526.02, 365,329.02 and 75,046.38

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Solution

The fourth proportional to 243,526.02, 365,329.02 and 75,046.38 is: 112,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,526.02 : 365,329.02 = 75,046.38 : x
  2. Step 2: Convert to fraction form
    243,526.02/365,329.02 = 75,046.38/x
  3. Step 3: Cross multiply
    243,526.02x = 365,329.02 × 75,046.38
  4. Step 4: Simplify right side
    243,526.02x = 27,416,618,738.18
  5. Step 5: Solve for x
    x = 27,416,618,738.18/243,526.02
  6. Step 6: Final answer
    x = 112,581.89

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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.