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Finding the Fourth Proportional to 99,202.99, 136,900.52 and 53,881.73

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Solution

The fourth proportional to 99,202.99, 136,900.52 and 53,881.73 is: 74,357.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,202.99 : 136,900.52 = 53,881.73 : x
  2. Step 2: Convert to fraction form
    99,202.99/136,900.52 = 53,881.73/x
  3. Step 3: Cross multiply
    99,202.99x = 136,900.52 × 53,881.73
  4. Step 4: Simplify right side
    99,202.99x = 7,376,436,855.50
  5. Step 5: Solve for x
    x = 7,376,436,855.50/99,202.99
  6. Step 6: Final answer
    x = 74,357.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.