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Finding the Fourth Proportional to 69,841.04, 96,268.74 and 47,172.92

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Solution

The fourth proportional to 69,841.04, 96,268.74 and 47,172.92 is: 65,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,841.04 : 96,268.74 = 47,172.92 : x
  2. Step 2: Convert to fraction form
    69,841.04/96,268.74 = 47,172.92/x
  3. Step 3: Cross multiply
    69,841.04x = 96,268.74 × 47,172.92
  4. Step 4: Simplify right side
    69,841.04x = 4,541,277,570.52
  5. Step 5: Solve for x
    x = 4,541,277,570.52/69,841.04
  6. Step 6: Final answer
    x = 65,023.05

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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.