Home / 152,816.20-229,224.30-103,049.80

Finding the Fourth Proportional to 152,816.20, 229,224.30 and 103,049.80

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Solution

The fourth proportional to 152,816.20, 229,224.30 and 103,049.80 is: 154,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,816.20 : 229,224.30 = 103,049.80 : x
  2. Step 2: Convert to fraction form
    152,816.20/229,224.30 = 103,049.80/x
  3. Step 3: Cross multiply
    152,816.20x = 229,224.30 × 103,049.80
  4. Step 4: Simplify right side
    152,816.20x = 23,621,518,270.14
  5. Step 5: Solve for x
    x = 23,621,518,270.14/152,816.20
  6. Step 6: Final answer
    x = 154,574.70

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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.