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Finding the Fourth Proportional to 159,347.67, 239,021.46 and 48,539.67

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Solution

The fourth proportional to 159,347.67, 239,021.46 and 48,539.67 is: 72,809.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,347.67 : 239,021.46 = 48,539.67 : x
  2. Step 2: Convert to fraction form
    159,347.67/239,021.46 = 48,539.67/x
  3. Step 3: Cross multiply
    159,347.67x = 239,021.46 × 48,539.67
  4. Step 4: Simplify right side
    159,347.67x = 11,602,022,791.32
  5. Step 5: Solve for x
    x = 11,602,022,791.32/159,347.67
  6. Step 6: Final answer
    x = 72,809.49

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1.5x scale

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.