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Finding the Fourth Proportional to 61,662.84, 85,099.16 and 34,807.64

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Solution

The fourth proportional to 61,662.84, 85,099.16 and 34,807.64 is: 48,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662.84 : 85,099.16 = 34,807.64 : x
  2. Step 2: Convert to fraction form
    61,662.84/85,099.16 = 34,807.64/x
  3. Step 3: Cross multiply
    61,662.84x = 85,099.16 × 34,807.64
  4. Step 4: Simplify right side
    61,662.84x = 2,962,100,925.58
  5. Step 5: Solve for x
    x = 2,962,100,925.58/61,662.84
  6. Step 6: Final answer
    x = 48,037.05

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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.