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Finding the Fourth Proportional to 169,157.84, 233,427.72 and 93,700.88

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Solution

The fourth proportional to 169,157.84, 233,427.72 and 93,700.88 is: 129,301.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,157.84 : 233,427.72 = 93,700.88 : x
  2. Step 2: Convert to fraction form
    169,157.84/233,427.72 = 93,700.88/x
  3. Step 3: Cross multiply
    169,157.84x = 233,427.72 × 93,700.88
  4. Step 4: Simplify right side
    169,157.84x = 21,872,382,780.39
  5. Step 5: Solve for x
    x = 21,872,382,780.39/169,157.84
  6. Step 6: Final answer
    x = 129,301.62

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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.