Home / 74,820.56-112,167.66-34,818.86

Finding the Fourth Proportional to 74,820.56, 112,167.66 and 34,818.86

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Solution

The fourth proportional to 74,820.56, 112,167.66 and 34,818.86 is: 52,198.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,820.56 : 112,167.66 = 34,818.86 : x
  2. Step 2: Convert to fraction form
    74,820.56/112,167.66 = 34,818.86/x
  3. Step 3: Cross multiply
    74,820.56x = 112,167.66 × 34,818.86
  4. Step 4: Simplify right side
    74,820.56x = 3,905,549,489.23
  5. Step 5: Solve for x
    x = 3,905,549,489.23/74,820.56
  6. Step 6: Final answer
    x = 52,198.88

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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.