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Finding the Fourth Proportional to 35,520.84, 49,017.96 and 19,606.80

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Solution

The fourth proportional to 35,520.84, 49,017.96 and 19,606.80 is: 27,056.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520.84 : 49,017.96 = 19,606.80 : x
  2. Step 2: Convert to fraction form
    35,520.84/49,017.96 = 19,606.80/x
  3. Step 3: Cross multiply
    35,520.84x = 49,017.96 × 19,606.80
  4. Step 4: Simplify right side
    35,520.84x = 961,085,338.13
  5. Step 5: Solve for x
    x = 961,085,338.13/35,520.84
  6. Step 6: Final answer
    x = 27,056.94

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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.