Home / 131,582.85-197,385.21-52,654.02

Finding the Fourth Proportional to 131,582.85, 197,385.21 and 52,654.02

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Solution

The fourth proportional to 131,582.85, 197,385.21 and 52,654.02 is: 78,985.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,582.85 : 197,385.21 = 52,654.02 : x
  2. Step 2: Convert to fraction form
    131,582.85/197,385.21 = 52,654.02/x
  3. Step 3: Cross multiply
    131,582.85x = 197,385.21 × 52,654.02
  4. Step 4: Simplify right side
    131,582.85x = 10,393,124,795.04
  5. Step 5: Solve for x
    x = 10,393,124,795.04/131,582.85
  6. Step 6: Final answer
    x = 78,985.41

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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.