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Finding the Fourth Proportional to 159,850.56, 239,756.71 and 124,347.35

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Solution

The fourth proportional to 159,850.56, 239,756.71 and 124,347.35 is: 186,506.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,850.56 : 239,756.71 = 124,347.35 : x
  2. Step 2: Convert to fraction form
    159,850.56/239,756.71 = 124,347.35/x
  3. Step 3: Cross multiply
    159,850.56x = 239,756.71 × 124,347.35
  4. Step 4: Simplify right side
    159,850.56x = 29,813,112,054.89
  5. Step 5: Solve for x
    x = 29,813,112,054.89/159,850.56
  6. Step 6: Final answer
    x = 186,506.14

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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.