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Finding the Fourth Proportional to 110,755.84, 152,845.68 and 60,455.20

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Solution

The fourth proportional to 110,755.84, 152,845.68 and 60,455.20 is: 83,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,755.84 : 152,845.68 = 60,455.20 : x
  2. Step 2: Convert to fraction form
    110,755.84/152,845.68 = 60,455.20/x
  3. Step 3: Cross multiply
    110,755.84x = 152,845.68 × 60,455.20
  4. Step 4: Simplify right side
    110,755.84x = 9,240,316,153.54
  5. Step 5: Solve for x
    x = 9,240,316,153.54/110,755.84
  6. Step 6: Final answer
    x = 83,429.61

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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.