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Finding the Fourth Proportional to 110,872.24, 152,986.04 and 63,126.48

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Solution

The fourth proportional to 110,872.24, 152,986.04 and 63,126.48 is: 87,104.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,872.24 : 152,986.04 = 63,126.48 : x
  2. Step 2: Convert to fraction form
    110,872.24/152,986.04 = 63,126.48/x
  3. Step 3: Cross multiply
    110,872.24x = 152,986.04 × 63,126.48
  4. Step 4: Simplify right side
    110,872.24x = 9,657,470,194.34
  5. Step 5: Solve for x
    x = 9,657,470,194.34/110,872.24
  6. Step 6: Final answer
    x = 87,104.49

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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.