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Finding the Fourth Proportional to 169,262.66, 233,527.56 and 100,357.58

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Solution

The fourth proportional to 169,262.66, 233,527.56 and 100,357.58 is: 138,460.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,262.66 : 233,527.56 = 100,357.58 : x
  2. Step 2: Convert to fraction form
    169,262.66/233,527.56 = 100,357.58/x
  3. Step 3: Cross multiply
    169,262.66x = 233,527.56 × 100,357.58
  4. Step 4: Simplify right side
    169,262.66x = 23,436,260,784.90
  5. Step 5: Solve for x
    x = 23,436,260,784.90/169,262.66
  6. Step 6: Final answer
    x = 138,460.90

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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.