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Finding the Fourth Proportional to 134,540.90, 201,696.76 and 59,620.20

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Solution

The fourth proportional to 134,540.90, 201,696.76 and 59,620.20 is: 89,379.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,540.90 : 201,696.76 = 59,620.20 : x
  2. Step 2: Convert to fraction form
    134,540.90/201,696.76 = 59,620.20/x
  3. Step 3: Cross multiply
    134,540.90x = 201,696.76 × 59,620.20
  4. Step 4: Simplify right side
    134,540.90x = 12,025,201,455.58
  5. Step 5: Solve for x
    x = 12,025,201,455.58/134,540.90
  6. Step 6: Final answer
    x = 89,379.52

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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.