Home / 47,178.77-70,796.40-17,617.37

Finding the Fourth Proportional to 47,178.77, 70,796.40 and 17,617.37

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Solution

The fourth proportional to 47,178.77, 70,796.40 and 17,617.37 is: 26,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,178.77 : 70,796.40 = 17,617.37 : x
  2. Step 2: Convert to fraction form
    47,178.77/70,796.40 = 17,617.37/x
  3. Step 3: Cross multiply
    47,178.77x = 70,796.40 × 17,617.37
  4. Step 4: Simplify right side
    47,178.77x = 1,247,246,373.47
  5. Step 5: Solve for x
    x = 1,247,246,373.47/47,178.77
  6. Step 6: Final answer
    x = 26,436.60

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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.