Home / 74,770.18-103,179.99-41,236.18

Finding the Fourth Proportional to 74,770.18, 103,179.99 and 41,236.18

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Solution

The fourth proportional to 74,770.18, 103,179.99 and 41,236.18 is: 56,904.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,770.18 : 103,179.99 = 41,236.18 : x
  2. Step 2: Convert to fraction form
    74,770.18/103,179.99 = 41,236.18/x
  3. Step 3: Cross multiply
    74,770.18x = 103,179.99 × 41,236.18
  4. Step 4: Simplify right side
    74,770.18x = 4,254,748,536.72
  5. Step 5: Solve for x
    x = 4,254,748,536.72/74,770.18
  6. Step 6: Final answer
    x = 56,904.35

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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.