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Finding the Fourth Proportional to 35,602.53, 49,132.45 and 19,687.53

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Solution

The fourth proportional to 35,602.53, 49,132.45 and 19,687.53 is: 27,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.53 : 49,132.45 = 19,687.53 : x
  2. Step 2: Convert to fraction form
    35,602.53/49,132.45 = 19,687.53/x
  3. Step 3: Cross multiply
    35,602.53x = 49,132.45 × 19,687.53
  4. Step 4: Simplify right side
    35,602.53x = 967,296,583.35
  5. Step 5: Solve for x
    x = 967,296,583.35/35,602.53
  6. Step 6: Final answer
    x = 27,169.32

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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.