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Finding the Fourth Proportional to 237,630.61, 356,525.45 and 77,713.93

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Solution

The fourth proportional to 237,630.61, 356,525.45 and 77,713.93 is: 116,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,630.61 : 356,525.45 = 77,713.93 : x
  2. Step 2: Convert to fraction form
    237,630.61/356,525.45 = 77,713.93/x
  3. Step 3: Cross multiply
    237,630.61x = 356,525.45 × 77,713.93
  4. Step 4: Simplify right side
    237,630.61x = 27,706,994,213.03
  5. Step 5: Solve for x
    x = 27,706,994,213.03/237,630.61
  6. Step 6: Final answer
    x = 116,596.91

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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.