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Finding the Fourth Proportional to 110,521.39, 152,519.49 and 60,220.39

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Solution

The fourth proportional to 110,521.39, 152,519.49 and 60,220.39 is: 83,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,521.39 : 152,519.49 = 60,220.39 : x
  2. Step 2: Convert to fraction form
    110,521.39/152,519.49 = 60,220.39/x
  3. Step 3: Cross multiply
    110,521.39x = 152,519.49 × 60,220.39
  4. Step 4: Simplify right side
    110,521.39x = 9,184,783,170.40
  5. Step 5: Solve for x
    x = 9,184,783,170.40/110,521.39
  6. Step 6: Final answer
    x = 83,104.12

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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.