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Finding the Fourth Proportional to 63,503.16, 87,469.74 and 44,349.24

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Solution

The fourth proportional to 63,503.16, 87,469.74 and 44,349.24 is: 61,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.16 : 87,469.74 = 44,349.24 : x
  2. Step 2: Convert to fraction form
    63,503.16/87,469.74 = 44,349.24/x
  3. Step 3: Cross multiply
    63,503.16x = 87,469.74 × 44,349.24
  4. Step 4: Simplify right side
    63,503.16x = 3,879,216,492.00
  5. Step 5: Solve for x
    x = 3,879,216,492.00/63,503.16
  6. Step 6: Final answer
    x = 61,086.98

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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.