Home / 152,773.75-229,166.84-72,770.59

Finding the Fourth Proportional to 152,773.75, 229,166.84 and 72,770.59

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Solution

The fourth proportional to 152,773.75, 229,166.84 and 72,770.59 is: 109,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,773.75 : 229,166.84 = 72,770.59 : x
  2. Step 2: Convert to fraction form
    152,773.75/229,166.84 = 72,770.59/x
  3. Step 3: Cross multiply
    152,773.75x = 229,166.84 × 72,770.59
  4. Step 4: Simplify right side
    152,773.75x = 16,676,606,155.24
  5. Step 5: Solve for x
    x = 16,676,606,155.24/152,773.75
  6. Step 6: Final answer
    x = 109,158.85

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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.