Home / 54,763.41-81,984.95-49,510.50

Finding the Fourth Proportional to 54,763.41, 81,984.95 and 49,510.50

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Solution

The fourth proportional to 54,763.41, 81,984.95 and 49,510.50 is: 74,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,763.41 : 81,984.95 = 49,510.50 : x
  2. Step 2: Convert to fraction form
    54,763.41/81,984.95 = 49,510.50/x
  3. Step 3: Cross multiply
    54,763.41x = 81,984.95 × 49,510.50
  4. Step 4: Simplify right side
    54,763.41x = 4,059,115,619.42
  5. Step 5: Solve for x
    x = 4,059,115,619.42/54,763.41
  6. Step 6: Final answer
    x = 74,120.94

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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.