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Finding the Fourth Proportional to 96,307.56, 144,490.50 and 40,174.56

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Solution

The fourth proportional to 96,307.56, 144,490.50 and 40,174.56 is: 60,274.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,307.56 : 144,490.50 = 40,174.56 : x
  2. Step 2: Convert to fraction form
    96,307.56/144,490.50 = 40,174.56/x
  3. Step 3: Cross multiply
    96,307.56x = 144,490.50 × 40,174.56
  4. Step 4: Simplify right side
    96,307.56x = 5,804,842,261.68
  5. Step 5: Solve for x
    x = 5,804,842,261.68/96,307.56
  6. Step 6: Final answer
    x = 60,274.00

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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.