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Finding the Fourth Proportional to 110,521.88, 152,520.21 and 60,220.88

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Solution

The fourth proportional to 110,521.88, 152,520.21 and 60,220.88 is: 83,104.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,521.88 : 152,520.21 = 60,220.88 : x
  2. Step 2: Convert to fraction form
    110,521.88/152,520.21 = 60,220.88/x
  3. Step 3: Cross multiply
    110,521.88x = 152,520.21 × 60,220.88
  4. Step 4: Simplify right side
    110,521.88x = 9,184,901,263.98
  5. Step 5: Solve for x
    x = 9,184,901,263.98/110,521.88
  6. Step 6: Final answer
    x = 83,104.82

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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.