Home / 175,783.85-263,691.35-49,425.20

Finding the Fourth Proportional to 175,783.85, 263,691.35 and 49,425.20

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Solution

The fourth proportional to 175,783.85, 263,691.35 and 49,425.20 is: 74,142.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,783.85 : 263,691.35 = 49,425.20 : x
  2. Step 2: Convert to fraction form
    175,783.85/263,691.35 = 49,425.20/x
  3. Step 3: Cross multiply
    175,783.85x = 263,691.35 × 49,425.20
  4. Step 4: Simplify right side
    175,783.85x = 13,032,997,712.02
  5. Step 5: Solve for x
    x = 13,032,997,712.02/175,783.85
  6. Step 6: Final answer
    x = 74,142.18

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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.