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Finding the Fourth Proportional to 169,816.66, 234,349.43 and 93,342.84

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Solution

The fourth proportional to 169,816.66, 234,349.43 and 93,342.84 is: 128,814.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,816.66 : 234,349.43 = 93,342.84 : x
  2. Step 2: Convert to fraction form
    169,816.66/234,349.43 = 93,342.84/x
  3. Step 3: Cross multiply
    169,816.66x = 234,349.43 × 93,342.84
  4. Step 4: Simplify right side
    169,816.66x = 21,874,841,348.58
  5. Step 5: Solve for x
    x = 21,874,841,348.58/169,816.66
  6. Step 6: Final answer
    x = 128,814.46

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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.