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Finding the Fourth Proportional to 183,068.80, 274,392.30 and 70,699.48

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Solution

The fourth proportional to 183,068.80, 274,392.30 and 70,699.48 is: 105,967.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,068.80 : 274,392.30 = 70,699.48 : x
  2. Step 2: Convert to fraction form
    183,068.80/274,392.30 = 70,699.48/x
  3. Step 3: Cross multiply
    183,068.80x = 274,392.30 × 70,699.48
  4. Step 4: Simplify right side
    183,068.80x = 19,399,392,926.00
  5. Step 5: Solve for x
    x = 19,399,392,926.00/183,068.80
  6. Step 6: Final answer
    x = 105,967.77

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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.