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Finding the Fourth Proportional to 169,507.02, 233,921.07 and 94,056.78

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Solution

The fourth proportional to 169,507.02, 233,921.07 and 94,056.78 is: 129,799.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,507.02 : 233,921.07 = 94,056.78 : x
  2. Step 2: Convert to fraction form
    169,507.02/233,921.07 = 94,056.78/x
  3. Step 3: Cross multiply
    169,507.02x = 233,921.07 × 94,056.78
  4. Step 4: Simplify right side
    169,507.02x = 22,001,862,618.35
  5. Step 5: Solve for x
    x = 22,001,862,618.35/169,507.02
  6. Step 6: Final answer
    x = 129,799.12

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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.