Home / 40,463.40-60,694.77-12,383.34

Finding the Fourth Proportional to 40,463.40, 60,694.77 and 12,383.34

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Solution

The fourth proportional to 40,463.40, 60,694.77 and 12,383.34 is: 18,574.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,463.40 : 60,694.77 = 12,383.34 : x
  2. Step 2: Convert to fraction form
    40,463.40/60,694.77 = 12,383.34/x
  3. Step 3: Cross multiply
    40,463.40x = 60,694.77 × 12,383.34
  4. Step 4: Simplify right side
    40,463.40x = 751,603,973.13
  5. Step 5: Solve for x
    x = 751,603,973.13/40,463.40
  6. Step 6: Final answer
    x = 18,574.91

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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.