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Finding the Fourth Proportional to 192,449.51, 265,588.43 and 107,566.50

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Solution

The fourth proportional to 192,449.51, 265,588.43 and 107,566.50 is: 148,446.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449.51 : 265,588.43 = 107,566.50 : x
  2. Step 2: Convert to fraction form
    192,449.51/265,588.43 = 107,566.50/x
  3. Step 3: Cross multiply
    192,449.51x = 265,588.43 × 107,566.50
  4. Step 4: Simplify right side
    192,449.51x = 28,568,417,317.76
  5. Step 5: Solve for x
    x = 28,568,417,317.76/192,449.51
  6. Step 6: Final answer
    x = 148,446.30

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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.