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Finding the Fourth Proportional to 96,473.50, 144,461.00 and 66,579.98

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Solution

The fourth proportional to 96,473.50, 144,461.00 and 66,579.98 is: 99,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,473.50 : 144,461.00 = 66,579.98 : x
  2. Step 2: Convert to fraction form
    96,473.50/144,461.00 = 66,579.98/x
  3. Step 3: Cross multiply
    96,473.50x = 144,461.00 × 66,579.98
  4. Step 4: Simplify right side
    96,473.50x = 9,618,209,934.92
  5. Step 5: Solve for x
    x = 9,618,209,934.92/96,473.50
  6. Step 6: Final answer
    x = 99,697.95

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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.