Home / 74,824.83-103,254.84-40,834.76

Finding the Fourth Proportional to 74,824.83, 103,254.84 and 40,834.76

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Solution

The fourth proportional to 74,824.83, 103,254.84 and 40,834.76 is: 56,350.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,824.83 : 103,254.84 = 40,834.76 : x
  2. Step 2: Convert to fraction form
    74,824.83/103,254.84 = 40,834.76/x
  3. Step 3: Cross multiply
    74,824.83x = 103,254.84 × 40,834.76
  4. Step 4: Simplify right side
    74,824.83x = 4,216,386,093.96
  5. Step 5: Solve for x
    x = 4,216,386,093.96/74,824.83
  6. Step 6: Final answer
    x = 56,350.09

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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.