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Finding the Fourth Proportional to 63,100.40, 94,650.60 and 53,718.80

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Solution

The fourth proportional to 63,100.40, 94,650.60 and 53,718.80 is: 80,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,100.40 : 94,650.60 = 53,718.80 : x
  2. Step 2: Convert to fraction form
    63,100.40/94,650.60 = 53,718.80/x
  3. Step 3: Cross multiply
    63,100.40x = 94,650.60 × 53,718.80
  4. Step 4: Simplify right side
    63,100.40x = 5,084,516,651.28
  5. Step 5: Solve for x
    x = 5,084,516,651.28/63,100.40
  6. Step 6: Final answer
    x = 80,578.20

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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.