Home / 48,509.94-66,943.08-27,289.20

Finding the Fourth Proportional to 48,509.94, 66,943.08 and 27,289.20

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Solution

The fourth proportional to 48,509.94, 66,943.08 and 27,289.20 is: 37,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,509.94 : 66,943.08 = 27,289.20 : x
  2. Step 2: Convert to fraction form
    48,509.94/66,943.08 = 27,289.20/x
  3. Step 3: Cross multiply
    48,509.94x = 66,943.08 × 27,289.20
  4. Step 4: Simplify right side
    48,509.94x = 1,826,823,098.74
  5. Step 5: Solve for x
    x = 1,826,823,098.74/48,509.94
  6. Step 6: Final answer
    x = 37,658.74

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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.