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Finding the Fourth Proportional to 192,068.82, 265,080.06 and 107,203.50

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Solution

The fourth proportional to 192,068.82, 265,080.06 and 107,203.50 is: 147,954.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,068.82 : 265,080.06 = 107,203.50 : x
  2. Step 2: Convert to fraction form
    192,068.82/265,080.06 = 107,203.50/x
  3. Step 3: Cross multiply
    192,068.82x = 265,080.06 × 107,203.50
  4. Step 4: Simplify right side
    192,068.82x = 28,417,510,804.25
  5. Step 5: Solve for x
    x = 28,417,510,804.25/192,068.82
  6. Step 6: Final answer
    x = 147,954.83

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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.