Home / 74,780.50-103,204.38-41,246.50

Finding the Fourth Proportional to 74,780.50, 103,204.38 and 41,246.50

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Solution

The fourth proportional to 74,780.50, 103,204.38 and 41,246.50 is: 56,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,780.50 : 103,204.38 = 41,246.50 : x
  2. Step 2: Convert to fraction form
    74,780.50/103,204.38 = 41,246.50/x
  3. Step 3: Cross multiply
    74,780.50x = 103,204.38 × 41,246.50
  4. Step 4: Simplify right side
    74,780.50x = 4,256,819,459.67
  5. Step 5: Solve for x
    x = 4,256,819,459.67/74,780.50
  6. Step 6: Final answer
    x = 56,924.19

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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.