Home / 105,931.08-158,896.44-27,045.32

Finding the Fourth Proportional to 105,931.08, 158,896.44 and 27,045.32

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Solution

The fourth proportional to 105,931.08, 158,896.44 and 27,045.32 is: 40,567.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,931.08 : 158,896.44 = 27,045.32 : x
  2. Step 2: Convert to fraction form
    105,931.08/158,896.44 = 27,045.32/x
  3. Step 3: Cross multiply
    105,931.08x = 158,896.44 × 27,045.32
  4. Step 4: Simplify right side
    105,931.08x = 4,297,405,066.66
  5. Step 5: Solve for x
    x = 4,297,405,066.66/105,931.08
  6. Step 6: Final answer
    x = 40,567.93

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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.