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Finding the Fourth Proportional to 186,552.36, 279,910.98 and 97,784.64

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Solution

The fourth proportional to 186,552.36, 279,910.98 and 97,784.64 is: 146,720.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,552.36 : 279,910.98 = 97,784.64 : x
  2. Step 2: Convert to fraction form
    186,552.36/279,910.98 = 97,784.64/x
  3. Step 3: Cross multiply
    186,552.36x = 279,910.98 × 97,784.64
  4. Step 4: Simplify right side
    186,552.36x = 27,370,994,411.35
  5. Step 5: Solve for x
    x = 27,370,994,411.35/186,552.36
  6. Step 6: Final answer
    x = 146,720.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.