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Finding the Fourth Proportional to 63,933.60, 95,900.40 and 38,564.40

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Solution

The fourth proportional to 63,933.60, 95,900.40 and 38,564.40 is: 57,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,933.60 : 95,900.40 = 38,564.40 : x
  2. Step 2: Convert to fraction form
    63,933.60/95,900.40 = 38,564.40/x
  3. Step 3: Cross multiply
    63,933.60x = 95,900.40 × 38,564.40
  4. Step 4: Simplify right side
    63,933.60x = 3,698,341,385.76
  5. Step 5: Solve for x
    x = 3,698,341,385.76/63,933.60
  6. Step 6: Final answer
    x = 57,846.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.