Home / 168,815.88-233,011.98-105,116.04

Finding the Fourth Proportional to 168,815.88, 233,011.98 and 105,116.04

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Solution

The fourth proportional to 168,815.88, 233,011.98 and 105,116.04 is: 145,088.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,815.88 : 233,011.98 = 105,116.04 : x
  2. Step 2: Convert to fraction form
    168,815.88/233,011.98 = 105,116.04/x
  3. Step 3: Cross multiply
    168,815.88x = 233,011.98 × 105,116.04
  4. Step 4: Simplify right side
    168,815.88x = 24,493,296,610.16
  5. Step 5: Solve for x
    x = 24,493,296,610.16/168,815.88
  6. Step 6: Final answer
    x = 145,088.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.