Home / 48,820.01-67,351.68-31,818.03

Finding the Fourth Proportional to 48,820.01, 67,351.68 and 31,818.03

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Solution

The fourth proportional to 48,820.01, 67,351.68 and 31,818.03 is: 43,895.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,820.01 : 67,351.68 = 31,818.03 : x
  2. Step 2: Convert to fraction form
    48,820.01/67,351.68 = 31,818.03/x
  3. Step 3: Cross multiply
    48,820.01x = 67,351.68 × 31,818.03
  4. Step 4: Simplify right side
    48,820.01x = 2,142,997,774.79
  5. Step 5: Solve for x
    x = 2,142,997,774.79/48,820.01
  6. Step 6: Final answer
    x = 43,895.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.