Home / 152,828.04-229,247.94-72,824.76

Finding the Fourth Proportional to 152,828.04, 229,247.94 and 72,824.76

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Solution

The fourth proportional to 152,828.04, 229,247.94 and 72,824.76 is: 109,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,828.04 : 229,247.94 = 72,824.76 : x
  2. Step 2: Convert to fraction form
    152,828.04/229,247.94 = 72,824.76/x
  3. Step 3: Cross multiply
    152,828.04x = 229,247.94 × 72,824.76
  4. Step 4: Simplify right side
    152,828.04x = 16,694,926,210.99
  5. Step 5: Solve for x
    x = 16,694,926,210.99/152,828.04
  6. Step 6: Final answer
    x = 109,239.94

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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.