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Finding the Fourth Proportional to 63,493.76, 87,623.52 and 35,197.76

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Solution

The fourth proportional to 63,493.76, 87,623.52 and 35,197.76 is: 48,574.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,493.76 : 87,623.52 = 35,197.76 : x
  2. Step 2: Convert to fraction form
    63,493.76/87,623.52 = 35,197.76/x
  3. Step 3: Cross multiply
    63,493.76x = 87,623.52 × 35,197.76
  4. Step 4: Simplify right side
    63,493.76x = 3,084,151,627.32
  5. Step 5: Solve for x
    x = 3,084,151,627.32/63,493.76
  6. Step 6: Final answer
    x = 48,574.09

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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.