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Finding the Fourth Proportional to 239,049.65, 358,490.88 and 70,525.22

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Solution

The fourth proportional to 239,049.65, 358,490.88 and 70,525.22 is: 105,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,049.65 : 358,490.88 = 70,525.22 : x
  2. Step 2: Convert to fraction form
    239,049.65/358,490.88 = 70,525.22/x
  3. Step 3: Cross multiply
    239,049.65x = 358,490.88 × 70,525.22
  4. Step 4: Simplify right side
    239,049.65x = 25,282,648,179.99
  5. Step 5: Solve for x
    x = 25,282,648,179.99/239,049.65
  6. Step 6: Final answer
    x = 105,763.17

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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.