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Finding the Fourth Proportional to 238,662.33, 357,756.99 and 112,075.97

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Solution

The fourth proportional to 238,662.33, 357,756.99 and 112,075.97 is: 168,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,662.33 : 357,756.99 = 112,075.97 : x
  2. Step 2: Convert to fraction form
    238,662.33/357,756.99 = 112,075.97/x
  3. Step 3: Cross multiply
    238,662.33x = 357,756.99 × 112,075.97
  4. Step 4: Simplify right side
    238,662.33x = 40,095,961,678.53
  5. Step 5: Solve for x
    x = 40,095,961,678.53/238,662.33
  6. Step 6: Final answer
    x = 168,002.89

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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.