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Finding the Fourth Proportional to 169,326.14, 233,670.40 and 93,874.64

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Solution

The fourth proportional to 169,326.14, 233,670.40 and 93,874.64 is: 129,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,326.14 : 233,670.40 = 93,874.64 : x
  2. Step 2: Convert to fraction form
    169,326.14/233,670.40 = 93,874.64/x
  3. Step 3: Cross multiply
    169,326.14x = 233,670.40 × 93,874.64
  4. Step 4: Simplify right side
    169,326.14x = 21,935,723,362.99
  5. Step 5: Solve for x
    x = 21,935,723,362.99/169,326.14
  6. Step 6: Final answer
    x = 129,547.18

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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.