Home / 48,429.44-72,648.34-13,369.10

Finding the Fourth Proportional to 48,429.44, 72,648.34 and 13,369.10

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Solution

The fourth proportional to 48,429.44, 72,648.34 and 13,369.10 is: 20,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,429.44 : 72,648.34 = 13,369.10 : x
  2. Step 2: Convert to fraction form
    48,429.44/72,648.34 = 13,369.10/x
  3. Step 3: Cross multiply
    48,429.44x = 72,648.34 × 13,369.10
  4. Step 4: Simplify right side
    48,429.44x = 971,242,922.29
  5. Step 5: Solve for x
    x = 971,242,922.29/48,429.44
  6. Step 6: Final answer
    x = 20,054.80

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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.