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Finding the Fourth Proportional to 63,475.16, 87,595.79 and 35,180.87

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Solution

The fourth proportional to 63,475.16, 87,595.79 and 35,180.87 is: 48,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,475.16 : 87,595.79 = 35,180.87 : x
  2. Step 2: Convert to fraction form
    63,475.16/87,595.79 = 35,180.87/x
  3. Step 3: Cross multiply
    63,475.16x = 87,595.79 × 35,180.87
  4. Step 4: Simplify right side
    63,475.16x = 3,081,696,100.54
  5. Step 5: Solve for x
    x = 3,081,696,100.54/63,475.16
  6. Step 6: Final answer
    x = 48,549.64

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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.