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Finding the Fourth Proportional to 169,094.40, 232,819.16 and 143,547.82

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Solution

The fourth proportional to 169,094.40, 232,819.16 and 143,547.82 is: 197,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,094.40 : 232,819.16 = 143,547.82 : x
  2. Step 2: Convert to fraction form
    169,094.40/232,819.16 = 143,547.82/x
  3. Step 3: Cross multiply
    169,094.40x = 232,819.16 × 143,547.82
  4. Step 4: Simplify right side
    169,094.40x = 33,420,682,872.23
  5. Step 5: Solve for x
    x = 33,420,682,872.23/169,094.40
  6. Step 6: Final answer
    x = 197,645.12

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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.