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Finding the Fourth Proportional to 104,961.51, 144,841.41 and 59,633.20

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Solution

The fourth proportional to 104,961.51, 144,841.41 and 59,633.20 is: 82,290.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,961.51 : 144,841.41 = 59,633.20 : x
  2. Step 2: Convert to fraction form
    104,961.51/144,841.41 = 59,633.20/x
  3. Step 3: Cross multiply
    104,961.51x = 144,841.41 × 59,633.20
  4. Step 4: Simplify right side
    104,961.51x = 8,637,356,770.81
  5. Step 5: Solve for x
    x = 8,637,356,770.81/104,961.51
  6. Step 6: Final answer
    x = 82,290.71

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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.