Home / 48,535.16-72,765.47-43,589.70

Finding the Fourth Proportional to 48,535.16, 72,765.47 and 43,589.70

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Solution

The fourth proportional to 48,535.16, 72,765.47 and 43,589.70 is: 65,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,535.16 : 72,765.47 = 43,589.70 : x
  2. Step 2: Convert to fraction form
    48,535.16/72,765.47 = 43,589.70/x
  3. Step 3: Cross multiply
    48,535.16x = 72,765.47 × 43,589.70
  4. Step 4: Simplify right side
    48,535.16x = 3,171,825,116.63
  5. Step 5: Solve for x
    x = 3,171,825,116.63/48,535.16
  6. Step 6: Final answer
    x = 65,351.09

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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.