Home / 48,429.44-72,648.32-13,369.08

Finding the Fourth Proportional to 48,429.44, 72,648.32 and 13,369.08

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Solution

The fourth proportional to 48,429.44, 72,648.32 and 13,369.08 is: 20,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.44 : 72,648.32 = 13,369.08 : x
  2. Step 2: Convert to fraction form
    48,429.44/72,648.32 = 13,369.08/x
  3. Step 3: Cross multiply
    48,429.44x = 72,648.32 × 13,369.08
  4. Step 4: Simplify right side
    48,429.44x = 971,241,201.95
  5. Step 5: Solve for x
    x = 971,241,201.95/48,429.44
  6. Step 6: Final answer
    x = 20,054.77

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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.