Home / 48,400.36-72,587.21-34,318.81

Finding the Fourth Proportional to 48,400.36, 72,587.21 and 34,318.81

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Solution

The fourth proportional to 48,400.36, 72,587.21 and 34,318.81 is: 51,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,400.36 : 72,587.21 = 34,318.81 : x
  2. Step 2: Convert to fraction form
    48,400.36/72,587.21 = 34,318.81/x
  3. Step 3: Cross multiply
    48,400.36x = 72,587.21 × 34,318.81
  4. Step 4: Simplify right side
    48,400.36x = 2,491,107,081.28
  5. Step 5: Solve for x
    x = 2,491,107,081.28/48,400.36
  6. Step 6: Final answer
    x = 51,468.77

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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.