Home / 233,962.12-351,087.18-109,315.72

Finding the Fourth Proportional to 233,962.12, 351,087.18 and 109,315.72

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Solution

The fourth proportional to 233,962.12, 351,087.18 and 109,315.72 is: 164,040.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,962.12 : 351,087.18 = 109,315.72 : x
  2. Step 2: Convert to fraction form
    233,962.12/351,087.18 = 109,315.72/x
  3. Step 3: Cross multiply
    233,962.12x = 351,087.18 × 109,315.72
  4. Step 4: Simplify right side
    233,962.12x = 38,379,347,864.47
  5. Step 5: Solve for x
    x = 38,379,347,864.47/233,962.12
  6. Step 6: Final answer
    x = 164,040.86

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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.