Home / 43,254.76-64,907.74-18,293.40

Finding the Fourth Proportional to 43,254.76, 64,907.74 and 18,293.40

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Solution

The fourth proportional to 43,254.76, 64,907.74 and 18,293.40 is: 27,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.76 : 64,907.74 = 18,293.40 : x
  2. Step 2: Convert to fraction form
    43,254.76/64,907.74 = 18,293.40/x
  3. Step 3: Cross multiply
    43,254.76x = 64,907.74 × 18,293.40
  4. Step 4: Simplify right side
    43,254.76x = 1,187,383,250.92
  5. Step 5: Solve for x
    x = 1,187,383,250.92/43,254.76
  6. Step 6: Final answer
    x = 27,450.93

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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.