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Finding the Fourth Proportional to 63,194.79, 87,204.42 and 34,898.25

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Solution

The fourth proportional to 63,194.79, 87,204.42 and 34,898.25 is: 48,157.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,194.79 : 87,204.42 = 34,898.25 : x
  2. Step 2: Convert to fraction form
    63,194.79/87,204.42 = 34,898.25/x
  3. Step 3: Cross multiply
    63,194.79x = 87,204.42 × 34,898.25
  4. Step 4: Simplify right side
    63,194.79x = 3,043,281,650.27
  5. Step 5: Solve for x
    x = 3,043,281,650.27/63,194.79
  6. Step 6: Final answer
    x = 48,157.16

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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.