Home / 48,231.66-72,336.14-13,162.98

Finding the Fourth Proportional to 48,231.66, 72,336.14 and 13,162.98

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Solution

The fourth proportional to 48,231.66, 72,336.14 and 13,162.98 is: 19,741.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,231.66 : 72,336.14 = 13,162.98 : x
  2. Step 2: Convert to fraction form
    48,231.66/72,336.14 = 13,162.98/x
  3. Step 3: Cross multiply
    48,231.66x = 72,336.14 × 13,162.98
  4. Step 4: Simplify right side
    48,231.66x = 952,159,164.10
  5. Step 5: Solve for x
    x = 952,159,164.10/48,231.66
  6. Step 6: Final answer
    x = 19,741.37

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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.