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Finding the Fourth Proportional to 172,239.66, 237,693.42 and 94,718.52

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Solution

The fourth proportional to 172,239.66, 237,693.42 and 94,718.52 is: 130,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,239.66 : 237,693.42 = 94,718.52 : x
  2. Step 2: Convert to fraction form
    172,239.66/237,693.42 = 94,718.52/x
  3. Step 3: Cross multiply
    172,239.66x = 237,693.42 × 94,718.52
  4. Step 4: Simplify right side
    172,239.66x = 22,513,968,956.14
  5. Step 5: Solve for x
    x = 22,513,968,956.14/172,239.66
  6. Step 6: Final answer
    x = 130,713.04

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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.