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Finding the Fourth Proportional to 63,573.16, 87,737.88 and 35,281.48

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Solution

The fourth proportional to 63,573.16, 87,737.88 and 35,281.48 is: 48,692.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,573.16 : 87,737.88 = 35,281.48 : x
  2. Step 2: Convert to fraction form
    63,573.16/87,737.88 = 35,281.48/x
  3. Step 3: Cross multiply
    63,573.16x = 87,737.88 × 35,281.48
  4. Step 4: Simplify right side
    63,573.16x = 3,095,522,258.46
  5. Step 5: Solve for x
    x = 3,095,522,258.46/63,573.16
  6. Step 6: Final answer
    x = 48,692.28

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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.