Home / 156,540.60-234,755.10-56,674.98

Finding the Fourth Proportional to 156,540.60, 234,755.10 and 56,674.98

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Solution

The fourth proportional to 156,540.60, 234,755.10 and 56,674.98 is: 84,992.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,540.60 : 234,755.10 = 56,674.98 : x
  2. Step 2: Convert to fraction form
    156,540.60/234,755.10 = 56,674.98/x
  3. Step 3: Cross multiply
    156,540.60x = 234,755.10 × 56,674.98
  4. Step 4: Simplify right side
    156,540.60x = 13,304,740,597.40
  5. Step 5: Solve for x
    x = 13,304,740,597.40/156,540.60
  6. Step 6: Final answer
    x = 84,992.27

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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.