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Finding the Fourth Proportional to 192,752.05, 289,142.70 and 59,645.76

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Solution

The fourth proportional to 192,752.05, 289,142.70 and 59,645.76 is: 89,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,752.05 : 289,142.70 = 59,645.76 : x
  2. Step 2: Convert to fraction form
    192,752.05/289,142.70 = 59,645.76/x
  3. Step 3: Cross multiply
    192,752.05x = 289,142.70 × 59,645.76
  4. Step 4: Simplify right side
    192,752.05x = 17,246,136,089.95
  5. Step 5: Solve for x
    x = 17,246,136,089.95/192,752.05
  6. Step 6: Final answer
    x = 89,473.17

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1.5x scale

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.