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Finding the Fourth Proportional to 169,106.71, 233,254.86 and 108,753.64

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Solution

The fourth proportional to 169,106.71, 233,254.86 and 108,753.64 is: 150,007.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,106.71 : 233,254.86 = 108,753.64 : x
  2. Step 2: Convert to fraction form
    169,106.71/233,254.86 = 108,753.64/x
  3. Step 3: Cross multiply
    169,106.71x = 233,254.86 × 108,753.64
  4. Step 4: Simplify right side
    169,106.71x = 25,367,315,072.69
  5. Step 5: Solve for x
    x = 25,367,315,072.69/169,106.71
  6. Step 6: Final answer
    x = 150,007.74

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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.