Home / 330,877.15-496,073.79-106,109.65

Finding the Fourth Proportional to 330,877.15, 496,073.79 and 106,109.65

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Solution

The fourth proportional to 330,877.15, 496,073.79 and 106,109.65 is: 159,086.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,877.15 : 496,073.79 = 106,109.65 : x
  2. Step 2: Convert to fraction form
    330,877.15/496,073.79 = 106,109.65/x
  3. Step 3: Cross multiply
    330,877.15x = 496,073.79 × 106,109.65
  4. Step 4: Simplify right side
    330,877.15x = 52,638,216,231.07
  5. Step 5: Solve for x
    x = 52,638,216,231.07/330,877.15
  6. Step 6: Final answer
    x = 159,086.89

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1.5x scale

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.