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Finding the Fourth Proportional to 169,349.49, 253,943.60 and 64,101.33

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Solution

The fourth proportional to 169,349.49, 253,943.60 and 64,101.33 is: 96,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,349.49 : 253,943.60 = 64,101.33 : x
  2. Step 2: Convert to fraction form
    169,349.49/253,943.60 = 64,101.33/x
  3. Step 3: Cross multiply
    169,349.49x = 253,943.60 × 64,101.33
  4. Step 4: Simplify right side
    169,349.49x = 16,278,122,184.48
  5. Step 5: Solve for x
    x = 16,278,122,184.48/169,349.49
  6. Step 6: Final answer
    x = 96,121.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.