Home / 48,317.32-72,488.94-38,493.64

Finding the Fourth Proportional to 48,317.32, 72,488.94 and 38,493.64

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Solution

The fourth proportional to 48,317.32, 72,488.94 and 38,493.64 is: 57,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,317.32 : 72,488.94 = 38,493.64 : x
  2. Step 2: Convert to fraction form
    48,317.32/72,488.94 = 38,493.64/x
  3. Step 3: Cross multiply
    48,317.32x = 72,488.94 × 38,493.64
  4. Step 4: Simplify right side
    48,317.32x = 2,790,363,160.34
  5. Step 5: Solve for x
    x = 2,790,363,160.34/48,317.32
  6. Step 6: Final answer
    x = 57,750.79

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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.