Home / 70,836.24-106,242.06-26,463.36

Finding the Fourth Proportional to 70,836.24, 106,242.06 and 26,463.36

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Solution

The fourth proportional to 70,836.24, 106,242.06 and 26,463.36 is: 39,690.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,836.24 : 106,242.06 = 26,463.36 : x
  2. Step 2: Convert to fraction form
    70,836.24/106,242.06 = 26,463.36/x
  3. Step 3: Cross multiply
    70,836.24x = 106,242.06 × 26,463.36
  4. Step 4: Simplify right side
    70,836.24x = 2,811,521,880.92
  5. Step 5: Solve for x
    x = 2,811,521,880.92/70,836.24
  6. Step 6: Final answer
    x = 39,690.44

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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.