Home / 45,264.65-67,900.29-11,984.48

Finding the Fourth Proportional to 45,264.65, 67,900.29 and 11,984.48

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Solution

The fourth proportional to 45,264.65, 67,900.29 and 11,984.48 is: 17,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,264.65 : 67,900.29 = 11,984.48 : x
  2. Step 2: Convert to fraction form
    45,264.65/67,900.29 = 11,984.48/x
  3. Step 3: Cross multiply
    45,264.65x = 67,900.29 × 11,984.48
  4. Step 4: Simplify right side
    45,264.65x = 813,749,667.50
  5. Step 5: Solve for x
    x = 813,749,667.50/45,264.65
  6. Step 6: Final answer
    x = 17,977.60

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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.