Home / 47,840.37-71,773.38-42,611.19

Finding the Fourth Proportional to 47,840.37, 71,773.38 and 42,611.19

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Solution

The fourth proportional to 47,840.37, 71,773.38 and 42,611.19 is: 63,928.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,840.37 : 71,773.38 = 42,611.19 : x
  2. Step 2: Convert to fraction form
    47,840.37/71,773.38 = 42,611.19/x
  3. Step 3: Cross multiply
    47,840.37x = 71,773.38 × 42,611.19
  4. Step 4: Simplify right side
    47,840.37x = 3,058,349,132.12
  5. Step 5: Solve for x
    x = 3,058,349,132.12/47,840.37
  6. Step 6: Final answer
    x = 63,928.21

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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.