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Finding the Fourth Proportional to 63,847.86, 88,070.11 and 45,914.46

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Solution

The fourth proportional to 63,847.86, 88,070.11 and 45,914.46 is: 63,333.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,847.86 : 88,070.11 = 45,914.46 : x
  2. Step 2: Convert to fraction form
    63,847.86/88,070.11 = 45,914.46/x
  3. Step 3: Cross multiply
    63,847.86x = 88,070.11 × 45,914.46
  4. Step 4: Simplify right side
    63,847.86x = 4,043,691,428.00
  5. Step 5: Solve for x
    x = 4,043,691,428.00/63,847.86
  6. Step 6: Final answer
    x = 63,333.23

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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.