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Finding the Fourth Proportional to 101,840.58, 152,711.50 and 59,734.42

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Solution

The fourth proportional to 101,840.58, 152,711.50 and 59,734.42 is: 89,572.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,840.58 : 152,711.50 = 59,734.42 : x
  2. Step 2: Convert to fraction form
    101,840.58/152,711.50 = 59,734.42/x
  3. Step 3: Cross multiply
    101,840.58x = 152,711.50 × 59,734.42
  4. Step 4: Simplify right side
    101,840.58x = 9,122,132,879.83
  5. Step 5: Solve for x
    x = 9,122,132,879.83/101,840.58
  6. Step 6: Final answer
    x = 89,572.67

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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.