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Finding the Fourth Proportional to 63,537.84, 87,680.88 and 35,243.28

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Solution

The fourth proportional to 63,537.84, 87,680.88 and 35,243.28 is: 48,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,537.84 : 87,680.88 = 35,243.28 : x
  2. Step 2: Convert to fraction form
    63,537.84/87,680.88 = 35,243.28/x
  3. Step 3: Cross multiply
    63,537.84x = 87,680.88 × 35,243.28
  4. Step 4: Simplify right side
    63,537.84x = 3,090,161,804.49
  5. Step 5: Solve for x
    x = 3,090,161,804.49/63,537.84
  6. Step 6: Final answer
    x = 48,634.98

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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.