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Finding the Fourth Proportional to 106,813.52, 160,064.44 and 60,079.44

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Solution

The fourth proportional to 106,813.52, 160,064.44 and 60,079.44 is: 90,031.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,813.52 : 160,064.44 = 60,079.44 : x
  2. Step 2: Convert to fraction form
    106,813.52/160,064.44 = 60,079.44/x
  3. Step 3: Cross multiply
    106,813.52x = 160,064.44 × 60,079.44
  4. Step 4: Simplify right side
    106,813.52x = 9,616,581,919.11
  5. Step 5: Solve for x
    x = 9,616,581,919.11/106,813.52
  6. Step 6: Final answer
    x = 90,031.50

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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.