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Finding the Fourth Proportional to 165,577.71, 228,490.89 and 93,953.46

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Solution

The fourth proportional to 165,577.71, 228,490.89 and 93,953.46 is: 129,652.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,577.71 : 228,490.89 = 93,953.46 : x
  2. Step 2: Convert to fraction form
    165,577.71/228,490.89 = 93,953.46/x
  3. Step 3: Cross multiply
    165,577.71x = 228,490.89 × 93,953.46
  4. Step 4: Simplify right side
    165,577.71x = 21,467,509,693.98
  5. Step 5: Solve for x
    x = 21,467,509,693.98/165,577.71
  6. Step 6: Final answer
    x = 129,652.17

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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.