Home / 53,539.40-73,919.04-34,427.78

Finding the Fourth Proportional to 53,539.40, 73,919.04 and 34,427.78

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Solution

The fourth proportional to 53,539.40, 73,919.04 and 34,427.78 is: 47,532.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,539.40 : 73,919.04 = 34,427.78 : x
  2. Step 2: Convert to fraction form
    53,539.40/73,919.04 = 34,427.78/x
  3. Step 3: Cross multiply
    53,539.40x = 73,919.04 × 34,427.78
  4. Step 4: Simplify right side
    53,539.40x = 2,544,868,446.93
  5. Step 5: Solve for x
    x = 2,544,868,446.93/53,539.40
  6. Step 6: Final answer
    x = 47,532.63

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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.