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Finding the Fourth Proportional to 106,618.68, 160,025.58 and 54,064.44

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Solution

The fourth proportional to 106,618.68, 160,025.58 and 54,064.44 is: 81,146.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,618.68 : 160,025.58 = 54,064.44 : x
  2. Step 2: Convert to fraction form
    106,618.68/160,025.58 = 54,064.44/x
  3. Step 3: Cross multiply
    106,618.68x = 160,025.58 × 54,064.44
  4. Step 4: Simplify right side
    106,618.68x = 8,651,693,368.38
  5. Step 5: Solve for x
    x = 8,651,693,368.38/106,618.68
  6. Step 6: Final answer
    x = 81,146.13

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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.