Home / 52,574.58-78,861.44-13,131.43

Finding the Fourth Proportional to 52,574.58, 78,861.44 and 13,131.43

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Solution

The fourth proportional to 52,574.58, 78,861.44 and 13,131.43 is: 19,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.58 : 78,861.44 = 13,131.43 : x
  2. Step 2: Convert to fraction form
    52,574.58/78,861.44 = 13,131.43/x
  3. Step 3: Cross multiply
    52,574.58x = 78,861.44 × 13,131.43
  4. Step 4: Simplify right side
    52,574.58x = 1,035,563,413.40
  5. Step 5: Solve for x
    x = 1,035,563,413.40/52,574.58
  6. Step 6: Final answer
    x = 19,697.04

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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.