Home / 167,382.30-251,088.21-47,440.86

Finding the Fourth Proportional to 167,382.30, 251,088.21 and 47,440.86

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Solution

The fourth proportional to 167,382.30, 251,088.21 and 47,440.86 is: 71,165.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,382.30 : 251,088.21 = 47,440.86 : x
  2. Step 2: Convert to fraction form
    167,382.30/251,088.21 = 47,440.86/x
  3. Step 3: Cross multiply
    167,382.30x = 251,088.21 × 47,440.86
  4. Step 4: Simplify right side
    167,382.30x = 11,911,840,618.26
  5. Step 5: Solve for x
    x = 11,911,840,618.26/167,382.30
  6. Step 6: Final answer
    x = 71,165.47

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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.