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Finding the Fourth Proportional to 172,695.68, 238,341.84 and 97,244

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Solution

The fourth proportional to 172,695.68, 238,341.84 and 97,244 is: 134,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,695.68 : 238,341.84 = 97,244 : x
  2. Step 2: Convert to fraction form
    172,695.68/238,341.84 = 97,244/x
  3. Step 3: Cross multiply
    172,695.68x = 238,341.84 × 97,244
  4. Step 4: Simplify right side
    172,695.68x = 23,177,313,888.96
  5. Step 5: Solve for x
    x = 23,177,313,888.96/172,695.68
  6. Step 6: Final answer
    x = 134,209.00

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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.