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Finding the Fourth Proportional to 239,392.18, 358,977.87 and 70,852.24

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Solution

The fourth proportional to 239,392.18, 358,977.87 and 70,852.24 is: 106,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,392.18 : 358,977.87 = 70,852.24 : x
  2. Step 2: Convert to fraction form
    239,392.18/358,977.87 = 70,852.24/x
  3. Step 3: Cross multiply
    239,392.18x = 358,977.87 × 70,852.24
  4. Step 4: Simplify right side
    239,392.18x = 25,434,386,199.93
  5. Step 5: Solve for x
    x = 25,434,386,199.93/239,392.18
  6. Step 6: Final answer
    x = 106,245.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.