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Finding the Fourth Proportional to 63,798.40, 88,017.60 and 41,132.80

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Solution

The fourth proportional to 63,798.40, 88,017.60 and 41,132.80 is: 56,747.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,798.40 : 88,017.60 = 41,132.80 : x
  2. Step 2: Convert to fraction form
    63,798.40/88,017.60 = 41,132.80/x
  3. Step 3: Cross multiply
    63,798.40x = 88,017.60 × 41,132.80
  4. Step 4: Simplify right side
    63,798.40x = 3,620,410,337.28
  5. Step 5: Solve for x
    x = 3,620,410,337.28/63,798.40
  6. Step 6: Final answer
    x = 56,747.67

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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.