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Finding the Fourth Proportional to 63,196.58, 87,203.85 and 34,900.58

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Solution

The fourth proportional to 63,196.58, 87,203.85 and 34,900.58 is: 48,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,196.58 : 87,203.85 = 34,900.58 : x
  2. Step 2: Convert to fraction form
    63,196.58/87,203.85 = 34,900.58/x
  3. Step 3: Cross multiply
    63,196.58x = 87,203.85 × 34,900.58
  4. Step 4: Simplify right side
    63,196.58x = 3,043,464,943.23
  5. Step 5: Solve for x
    x = 3,043,464,943.23/63,196.58
  6. Step 6: Final answer
    x = 48,158.70

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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.