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Finding the Fourth Proportional to 101,065.95, 151,617.15 and 41,907.60

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Solution

The fourth proportional to 101,065.95, 151,617.15 and 41,907.60 is: 62,868.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,065.95 : 151,617.15 = 41,907.60 : x
  2. Step 2: Convert to fraction form
    101,065.95/151,617.15 = 41,907.60/x
  3. Step 3: Cross multiply
    101,065.95x = 151,617.15 × 41,907.60
  4. Step 4: Simplify right side
    101,065.95x = 6,353,910,875.34
  5. Step 5: Solve for x
    x = 6,353,910,875.34/101,065.95
  6. Step 6: Final answer
    x = 62,868.96

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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.