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Finding the Fourth Proportional to 63,381.05, 87,461.87 and 37,194.65

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Solution

The fourth proportional to 63,381.05, 87,461.87 and 37,194.65 is: 51,326.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,381.05 : 87,461.87 = 37,194.65 : x
  2. Step 2: Convert to fraction form
    63,381.05/87,461.87 = 37,194.65/x
  3. Step 3: Cross multiply
    63,381.05x = 87,461.87 × 37,194.65
  4. Step 4: Simplify right side
    63,381.05x = 3,253,113,457.02
  5. Step 5: Solve for x
    x = 3,253,113,457.02/63,381.05
  6. Step 6: Final answer
    x = 51,326.28

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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.